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Oval|Lab Grown|IGI

12.21ct H VS1 Oval Lab Grown Diamond

EX • H/VS1 • IGI LG836607567

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG836607567

Diamond specifications and retailer prices

From ₹1,57,712 INR
$1,661 USD
As of October 31, 2026
Save ₹6,78,798 INR (81%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: ₹8,36,510 INR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 12.21ct lab-grown oval diamond

This 12.21ct lab-grown oval sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG836607567 or 836607567. Listed at 3 retailers as of October 31, 2026, with prices from ₹1,57,712 to ₹8,36,510, a ₹6,78,798 spread on the same certified stone. Brilliant Earth lists it at ₹8,36,510. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

12.21
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836607567
Dimensions18.89 × 12.91 × 7.85 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.89 mm12.91 mm12.21 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836607567
Side View
Table 62.0%Crown 35°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: ₹8,36,510 INR|Low: ₹1,57,712 INR|High: ₹8,63,096 INR|Avg: ₹5,06,859 INR|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3₹1,57,712 INR
Retailer 2₹2,32,026 INR
Brilliant Earth₹8,36,510 INR

38 data points across 3 retailers

3 retailers₹1,57,712 INR to ₹8,36,510 INR

A
Cheapest Retailer
-
₹1,57,712 INR
$1,661 USD
Final sale: no returns
A
Retailer 2
-
₹2,32,026 INR
£1,924 GBP
View
Most Expensive
B
Brilliant Earth
21363872A · Oct 31
₹8,36,510 INR
$8,810 USD
View
2 more retailers have this diamond
Prices start from ₹1,57,712 INRSave up to ₹6,78,798 INR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
12.21ct Oval
₹1,57,712 INR