CaratHunter
Plans
Cushion|Natural|GIA

0.40ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 3565213852

Certificate GIA 3565213852

Diamond specifications and retailer prices

From $347 SGD
₹25,822 INR
As of November 2, 2026
Save $776 SGD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,122 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 0.4ct natural cushion diamond

This 0.4ct natural cushion sits in the sub-half-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3565213852. Listed at 14 retailers as of November 2, 2026, with prices from $347 to $1,122, a $776 spread on the same certified stone. MOH London lists it at $1,122. 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
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 3565213852
Dimensions4.30 × 4.16 × 2.76 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Knot, Crystal
Top View
4.30 mm4.16 mm0.40 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateGIA 3565213852
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 66.2%

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 2
Current: $1,122 SGD|Low: $346 SGD|High: $1,135 SGD|Avg: $696 SGD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2$347 SGD
Retailer 10$409 SGD
Retailer 7$499 SGD
Retailer 8$563 SGD
Retailer 5$633 SGD
Retailer 6$753 SGD
Retailer 9$778 SGD
Retailer 4$792 SGD
Retailer 3$983 SGD
MOH London$1,122 SGD

36 data points across 10 retailers

14 retailers$347 SGD to $1,122 SGD

A
Cheapest Retailer
-
$347 SGD
₹25,822 INR
A
Retailer 2
-
$409 SGD
HK$2,500 HKD
View
B+
Retailer 3
-
$499 SGD
$390 USD
View
B+
Retailer 4
-
$510 SGD
View
B+
Retailer 5
-
$560 SGD
$438 USD
View
B+
Retailer 6
-
$563 SGD
$440 USD
View
B+
Retailer 7
-
$633 SGD
£390 GBP
View
B
Retailer 8
-
$653 SGD
$511 USD
View
B
Retailer 9
-
$666 SGD
$521 USD
View
B
Retailer 10
-
$753 SGD
ZAR 9,513 ZAR
View
Retailer 11
-
$778 SGD
A$936 AUD
View
Price last confirmed 30 days ago
B
Retailer 12
-
$792 SGD
€590 EUR
View
B
Retailer 13
-
$983 SGD
£605 GBP
View
Most Expensive
B
MOH London
D7EE2C3E1 · Nov 2
$1,122 SGD
£691 GBP
View
13 more retailers have this diamond
Prices start from $347 SGDSave up to $776 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
0.40ct Cushion
$347 SGD