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Oval|Lab Grown|IGI

3.70ct G VVS2 Oval Lab Grown Diamond

EX • G/VVS2 • IGI LG817698090

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG817698090

Diamond specifications and retailer prices

From $500 USD
As of October 29, 2026
Save $2,940 USD (85%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $3,820 USD at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 3.7ct lab-grown oval diamond

This 3.7ct lab-grown oval sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG817698090 or 817698090. Listed at 5 retailers as of October 28, 2026, with a 588% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.70
Carat
G
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817698090
Dimensions12.25 × 9.05 × 5.43 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.25 mm9.05 mm3.70 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817698090
Side View
Table 61.0%Crown 35.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.0%

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 29
Current: $3,820 USD|Low: $494 USD|High: $3,930 USD|Avg: $1,715 USD|-2.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 3$500 USD
Retailer 7$814 USD
Retailer 2$958 USD
Retailer 6$980 USD
Retailer 5$1,377 USD
Retailer 8$1,411 USD
Retailer 9$1,748 USD
Retailer 4$3,440 USD
Brilliant Earth$3,820 USD

39 data points across 9 retailers

5 retailers$500 USD to $3,440 USD

A
Cheapest Retailer
-
$500 USD
Final sale: no returns
A
Retailer 2
-
$958 USD
£754 GBP
View
Retailer 3
-
$1,377 USD
View
Price last confirmed 44 days ago
B
Retailer 4
-
$3,440 USD
View
Most Expensive
Brilliant Earth
21245372A · Oct 22
$3,820 USD
View
Price last confirmed 8 days ago
4 more retailers have this diamond
Prices start from $500 USDSave up to $2,940 USD

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
3.70ct Oval
$500 USD