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Round|Lab Grown|IGI

3.70ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG635423063

Shape and cutting style on the report: Round brilliant

Certificate IGI LG635423063

Diamond specifications and retailer prices

From $472 USD
As of October 29, 2026
Save $1,511 USD (76%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,983 USD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 3.7ct lab-grown round diamond

This 3.7ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG635423063 or 635423063. Listed at 6 retailers as of October 29, 2026, with prices from $472 to $1,983, a $1,511 spread on the same certified stone. The Diamond Guys lists it at $1,983. 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
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG635423063
Dimensions10.02 × 9.99 × 6.04 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.02 mm9.99 mm3.70 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG635423063
Side View
Table 59.0%Crown 34.1°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.3%

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: $472 USD|Low: $323 USD|High: $3,590 USD|Avg: $1,375 USD|-3.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
The Diamond Guys
October 27, 2026
Retailer 1$472 USD
Retailer 11$500 USD
Retailer 6$668 USD
Retailer 9$802 USD
Retailer 3$824 USD
Retailer 12$881 USD
Retailer 13$1,148 USD
Retailer 8$1,295 USD
Retailer 2$1,376 USD
Retailer 4$1,499 USD
Retailer 10$1,930 USD
The Diamond Guys$1,983 USD
Retailer 5$2,289 USD
Retailer 7$3,590 USD

14 data points across 14 retailers

6 retailers$472 USD to $1,983 USD

A
Cheapest Retailer
-
$472 USD
Final sale: no returns
B+
Retailer 2
-
$668 USD
View
Retailer 3
-
$1,148 USD
ZAR 18,545 ZAR
View
Price last confirmed 65 days ago
Retailer 4
-
$1,295 USD
View
Price last confirmed 44 days ago
B+
Retailer 5
-
$1,499 USD
CA$2,082 CAD
View
Most Expensive
B
The Diamond Guys
1954433975 · Oct 30
$1,983 USD
View
5 more retailers have this diamond
Prices start from $472 USDSave up to $1,511 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 Round
$472 USD