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Round|Lab Grown|GIA

0.40ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • GIA 1216323526

Certificate GIA 1216323526

Diamond specifications and retailer prices

From $785 AUD
HK$4,300 HKD
As of November 1, 2026
Save $1,103 AUD (58%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,888 AUD at MOH London · As of November 2, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1216323526. Listed at 5 retailers as of November 1, 2026, with prices from $785 to $1,888, a $1,103 spread on the same certified stone. MOH London lists it at $1,888. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1216323526
Dimensions4.75 × 4.78 × 2.87 mm
L/W Ratio1.01
Top View
4.75 mm4.78 mm0.40 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1216323526
Side View
Table 59.0%CrownGirdlePavilionCulet: NDepth 60.3%

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: $1,888 AUD|Low: $654 AUD|High: $1,912 AUD|Avg: $1,095 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 6$654 AUD
Retailer 5$785 AUD
Retailer 2$998 AUD
Retailer 3$1,098 AUD
Retailer 4$1,230 AUD
MOH London$1,888 AUD

42 data points across 6 retailers

5 retailers$785 AUD to $1,888 AUD

B+
Cheapest Retailer
-
$785 AUD
HK$4,300 HKD
B
Retailer 2
-
$998 AUD
£551 GBP
View
B
Retailer 3
-
$1,098 AUD
€733 EUR
View
Retailer 4
-
$1,230 AUD
View
Price last confirmed 30 days ago
Most Expensive
B
MOH London
B175F4A3F · Nov 2
$1,888 AUD
£1,042 GBP
View
4 more retailers have this diamond
Prices start from $785 AUDSave up to $1,103 AUD

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
$785 AUD