CaratHunter
Plans
Round|Lab Grown|IGI

3.15ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG642473486

Shape and cutting style on the report: Round brilliant

Certificate IGI LG642473486

Diamond specifications and retailer prices

From $493 SGD
As of November 5, 2026
Save $1,893 SGD (79%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,386 SGD at MOH London · As of November 3, 2026
View at MOH London

About this 3.15ct lab-grown round diamond

This 3.15ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG642473486 or 642473486. Listed at 13 retailers as of November 3, 2026, with prices from $493 to $2,386, a $1,893 spread on the same certified stone. MOH London lists it at $2,386. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.15
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG642473486
Dimensions9.49 × 9.46 × 5.74 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
9.49 mm9.46 mm3.15 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG642473486
Side View
Table 59.0%Crown 33.6°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.6%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $2,386 SGD|Low: $393 SGD|High: $2,440 SGD|Avg: $1,195 SGD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 3, 2026
Retailer 8$493 SGD
Retailer 11$552 SGD
Retailer 13$552 SGD
Retailer 4$611 SGD
Retailer 9$611 SGD
Retailer 2$798 SGD
Retailer 10$969 SGD
Retailer 12$1,102 SGD
Retailer 5$1,351 SGD
Retailer 7$1,713 SGD
Retailer 3$1,963 SGD
Retailer 6$2,267 SGD
MOH London$2,386 SGD

24 data points across 13 retailers

13 retailers$493 SGD to $2,386 SGD

A
Cheapest Retailer
-
$493 SGD
A
Retailer 2
-
$552 SGD
View
A
Retailer 3
-
$552 SGD
View
Final sale: no returns
A
Retailer 4
-
$611 SGD
View
Retailer 5
-
$611 SGD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$798 SGD
View
B+
Retailer 7
-
$969 SGD
View
A
Retailer 8
-
$1,102 SGD
View
A
Retailer 9
-
$1,351 SGD
View
B+
Retailer 10
-
$1,713 SGD
View
B+
Retailer 11
-
$1,963 SGD
View
B+
Retailer 12
-
$2,267 SGD
View
Most Expensive
B+
MOH London
LG642473486 · Nov 3
$2,386 SGD
£1,471 GBP
View
12 more retailers have this diamond
Prices start from $493 SGDSave up to $1,893 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.

A
3.15ct Round
$493 SGD