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Round|Lab Grown|IGI

3.70ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG631406653

Shape and cutting style on the report: Round brilliant

Certificate IGI LG631406653

Diamond specifications and retailer prices

From $1,888 SGD
CA$2,051 CAD
As of October 30, 2026
Save $610 SGD (24%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,498 SGD 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 LG631406653 or 631406653. Listed at 2 retailers as of October 30, 2026, with prices from $1,888 to $2,498, a $610 spread on the same certified stone. The Diamond Guys lists it at $2,498. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631406653
Dimensions9.94 × 9.88 × 6.12 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.94 mm9.88 mm3.70 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631406653
Side View
Table 57.0%Crown 34.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.7%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $3,669 SGD|Low: $367 SGD|High: $6,673 SGD|Avg: $1,837 SGD|-14.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
The Diamond Guys
August 3, 2026
Retailer 4$952 SGD
Retailer 7$1,042 SGD
Retailer 11$1,199 SGD
Retailer 2$1,229 SGD
Retailer 5$1,373 SGD
Retailer 10$1,474 SGD
Retailer 6$1,551 SGD
Retailer 8$1,888 SGD
Retailer 9$2,144 SGD
Retailer 3$2,237 SGD
The Diamond Guys$2,498 SGD
Retailer 1$3,669 SGD
Retailer 12$3,925 SGD

57 data points across 13 retailers

2 retailers$1,888 SGD to $2,498 SGD

B+
Cheapest Retailer
-
$1,888 SGD
CA$2,051 CAD
Most Expensive
B
The Diamond Guys
1954433973 · Oct 30
$2,498 SGD
$1,954 USD
View
1 more retailer has this diamond
Prices start from $1,888 SGDSave up to $610 SGD

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.

B+
3.70ct Round
$1,888 SGD