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Round|Lab Grown|GIA

0.40ct F SI2 Round Lab Grown Diamond

EX • F/SI2 • GIA 1238192372

Certificate GIA 1238192372

Diamond specifications and retailer prices

From $437 AUD
₹29,249 INR
As of November 1, 2026
Save $539 AUD (55%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $976 AUD at Yorxs · As of November 2, 2026
View at Yorxs

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 1238192372. Listed at 4 retailers as of November 1, 2026, with prices from $437 to $976, a $539 spread on the same certified stone. Yorxs lists it at $976. 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 1238192372
Dimensions4.72 × 4.74 × 2.94 mm
L/W Ratio1.00
Top View
4.72 mm4.74 mm0.40 ctF / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1238192372
Side View
Table 56.0%CrownGirdle: MediumPavilionCulet: NoneDepth 62.1%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $741 AUD|Low: $437 AUD|High: $985 AUD|Avg: $751 AUD|+10.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Yorxs
November 2, 2026
Retailer 2$437 AUD
Retailer 3$583 AUD
Retailer 1$741 AUD
Yorxs$976 AUD
Retailer 4$985 AUD

6 data points across 5 retailers

4 retailers$437 AUD to $976 AUD

A
Cheapest Retailer
-
$437 AUD
₹29,249 INR
Retailer 2
-
$583 AUD
HK$3,200 HKD
View
Price last confirmed 21 days ago
B
Retailer 3
-
$741 AUD
£410 GBP
View
Most Expensive
B
Yorxs
PTD64404 · Nov 2
$976 AUD
€653 EUR
View
3 more retailers have this diamond
Prices start from $437 AUDSave up to $539 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.

A
0.40ct Round
$437 AUD