CaratHunter
Plans
Round|Lab Grown|GIA

0.40ct F SI2 Round Lab Grown Diamond

EX • F/SI2 • GIA 6137982392

Certificate GIA 6137982392

Diamond specifications and retailer prices

From $524 SGD
$410 USD
As of November 1, 2026
Save $1,078 SGD (67%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,602 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 0.4ct lab-grown round diamond

This 0.4ct lab-grown round sits in the sub-half-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6137982392. Listed at 6 retailers as of November 1, 2026, with prices from $524 to $1,602, a $1,078 spread on the same certified stone. MOH London lists it at $1,602. 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

0.40
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 6137982392
Dimensions4.70 × 4.68 × 2.94 mm
L/W Ratio1.00
Top View
4.70 mm4.68 mm0.40 ctF / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6137982392
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,602 SGD|Low: $524 SGD|High: $1,612 SGD|Avg: $881 SGD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 4$524 SGD
Retailer 6$638 SGD
Retailer 5$766 SGD
Retailer 7$857 SGD
Retailer 3$872 SGD
Retailer 2$934 SGD
MOH London$1,602 SGD

19 data points across 7 retailers

6 retailers$524 SGD to $1,602 SGD

B+
Cheapest Retailer
-
$524 SGD
$410 USD
B+
Retailer 2
-
$638 SGD
HK$3,900 HKD
View
B
Retailer 3
-
$766 SGD
$599 USD
View
B
Retailer 4
-
$872 SGD
£537 GBP
View
B
Retailer 5
-
$934 SGD
€696 EUR
View
Most Expensive
B
MOH London
D5FCCFC0A · Nov 1
$1,602 SGD
£987 GBP
View
5 more retailers have this diamond
Prices start from $524 SGDSave up to $1,078 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+
0.40ct Round
$524 SGD