Meet Our Certified Gemologists

Utkarsh Sanjeev Thakur

Utkarsh S. Thakur is a senior gemologist with more than 14 years of extensive market and industry experience in gemstone identification, quality assessment, and jewellery evaluation. With gemological training and certification from GIA in Thailand, he combines internationally recognized gemological knowledge with extensive hands-on experience in the gemstone trade.

Throughout his career, he has developed specialized expertise in the examination and authentication of natural gemstones and loose diamonds. His evaluation process focuses on essential gemological characteristics including colour, clarity, cut, carat weight, optical behaviour, inclusions, transparency, and other diagnostic properties used to determine gemstone identity, quality, and authenticity.

His expertise in loose diamond verification includes detailed examination using professional gemological methods and instruments to study internal characteristics, inclusions, proportions, fluorescence, and other identifying features. These methods support the differentiation of natural diamonds from laboratory-grown diamonds, simulants, and treated materials.

With over 14 years of practical market exposure, Mr. Utkarsh possesses an extensive understanding of gemstone sourcing, quality variations, treatment detection, and commercial evaluation. His experience covers a wide range of precious and coloured gemstones, including Ruby, Blue Sapphire, Yellow Sapphire, Emerald, and other high-value gemstones.

At Shiv Parvati Gems & Jewellers, he plays a key role in gemstone selection, authentication, and quality control, helping ensure that every gemstone is evaluated with precision, transparency, and a strong commitment to authenticity.

Areas of Expertise

• Natural gemstone identification and authentication
• Loose diamond verification and quality assessment
• Natural, treated and laboratory-grown gemstone differentiation
• Colour, clarity, cut and inclusion analysis
• Gemological instrument-based examination
• Precious and coloured gemstone evaluation
• Gemstone quality control
• Professional gemstone sourcing and selection
• Jewellery gemstone inspection
• Gemological consultation and technical assessment

Prakhar Sanjeev Thakur

Prakhar S. Thakur is a precious stone specialist with 5+ years of extensive market exposure in the gems and jewellery industry. His expertise has been developed through practical gemstone handling, market-based learning, sourcing experience, and continuous evaluation of natural, treated, and laboratory-grown gemstones.

He specializes in the identification and assessment of precious coloured gemstones, with particular expertise in Emeralds, Rubies, Sapphires, and other high-value natural stones. His approach combines practical market knowledge with professional gemological examination techniques and advanced laboratory equipment.

As an IGI Certified gemstone professional, Mr. Prakhar applies systematic evaluation methods to study a gemstone’s internal characteristics, inclusions, growth patterns, optical behaviour, and structural features. These observations assist in distinguishing natural gemstones from laboratory-grown or synthetic materials and in identifying indications of treatments or enhancements.

A key area of his expertise is the evaluation of high-quality Emeralds, including their internal structures, natural inclusions, fissure patterns, clarity characteristics, and commonly encountered treatments. His extensive market exposure also provides him with a practical understanding of gemstone quality, sourcing, authenticity, and commercial valuation.

At Shiv Parvati Gems & Jewellers, Mr. Prakhar contributes to gemstone authentication, selection, sourcing, and quality evaluation, helping maintain high standards of transparency and authenticity.

Areas of Expertise

• Natural gemstone identification and authentication
• Natural vs. laboratory-grown gemstone differentiation
• Precious and coloured gemstone evaluation
• Emerald structure and inclusion analysis
• Gemstone treatment and enhancement identification
• Advanced gemological instrument examination
• High-value gemstone selection and sourcing
• Gemstone quality assessment
• Market-based gemstone evaluation
• Quality control and authenticity verification

Shourya Sanjeev Thakur

Shourya Sanjeev Thakur is an emerging gemstone authenticity analyst with over 2 years of practical market experience in the gems and jewellery industry. He is currently pursuing professional education at IIGJ, strengthening his practical market knowledge with structured academic and technical training in gemology and jewellery studies.

His primary focus lies in gemstone authenticity assessment through detailed microscopic observation and practical examination techniques. He studies inclusions, growth patterns, internal structures, surface characteristics, and other diagnostic features that help distinguish natural gemstones from synthetic, laboratory-grown, and treated materials.

Through continuous market exposure, gemstone handling, and technical study, he has developed a growing understanding of natural gemstone characteristics, treatment indicators, and synthetic variations commonly encountered in the trade.

At Shiv Parvati Gems & Jewellers, Shourya contributes to gemstone inspection, preliminary authenticity assessment, and quality evaluation, supporting the company’s commitment to transparent and reliable gemstone verification.

Areas of Expertise

• Microscopic gemstone observation
• Natural vs. synthetic gemstone differentiation
• Inclusion and internal structure analysis
• Preliminary gemstone authenticity assessment
• Treatment and enhancement observation
• Practical gemstone identification
• Gemstone quality inspection
• Market-based gemstone evaluation

Vishal Das

Vishal Das is a rough stone evaluator with over 3 years of practical market exposure in the gems and jewellery industry. He is currently pursuing professional gemological studies at IGI, combining structured technical education with hands-on experience in the evaluation and selection of natural rough gemstones.

His primary focus lies in studying the internal growth characteristics, inclusions, crystal structure, surface features, and other natural indicators present in rough gemstones. These observations help support the identification, quality assessment, and preliminary classification of natural gemstone material before cutting and polishing.

He also studies characteristic features that may provide indications about a gemstone’s geological formation and possible geographic origin. Such observations are considered alongside other gemological evidence, as definitive origin determination generally requires advanced laboratory testing.

Through continuous market exposure, rough stone handling, and professional study, Vishal has developed a practical understanding of gemstone quality, yield potential, structural integrity, and suitability for premium cutting and certification.

At Shiv Parvati Gems & Jewellers, he contributes to the preliminary evaluation, selection, and quality assessment of rough gemstones, supporting the sourcing of high-quality natural material for further examination and certification.

Areas of Expertise

• Rough gemstone evaluation and selection
• Internal growth structure observation
• Inclusion and crystal feature analysis
• Preliminary natural gemstone identification
• Rough stone quality assessment
• Structural integrity and clarity evaluation
• Cutting and yield potential assessment
• Observation of geological and origin-related characteristics
• Market-based rough gemstone evaluation
• Selection of material for further laboratory certification