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0.40ct F SI2 Round Lab Grown Diamond

EX • F/SI2 • GIA 6137982392

Certificate GIA 6137982392

Diamond specifications and retailer prices

From HK$3,217 HKD
$410 USD
As of November 1, 2026
Save HK$6,618 HKD (67%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$9,835 HKD 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 HK$3,217 to HK$9,835, a HK$6,618 spread on the same certified stone. MOH London lists it at HK$9,835. 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: HK$9,835 HKD|Low: HK$3,217 HKD|High: HK$9,894 HKD|Avg: HK$5,408 HKD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 4HK$3,217 HKD
Retailer 6HK$3,917 HKD
Retailer 5HK$4,700 HKD
Retailer 7HK$5,257 HKD
Retailer 2HK$5,350 HKD
Retailer 3HK$5,734 HKD
MOH LondonHK$9,835 HKD

20 data points across 7 retailers

6 retailersHK$3,217 HKD to HK$9,835 HKD

B+
Cheapest Retailer
-
HK$3,217 HKD
$410 USD
B+
Retailer 2
-
HK$3,917 HKD
View
B
Retailer 3
-
HK$4,700 HKD
$599 USD
View
B
Retailer 4
-
HK$5,350 HKD
£537 GBP
View
B
Retailer 5
-
HK$5,734 HKD
€696 EUR
View
Most Expensive
B
MOH London
D5FCCFC0A · Nov 1
HK$9,835 HKD
£987 GBP
View
5 more retailers have this diamond
Prices start from HK$3,217 HKDSave up to HK$6,618 HKD

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
HK$3,217 HKD