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Cushion|Natural|GIA

0.80ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 6405433327

Certificate GIA 6405433327

Diamond specifications and retailer prices

From $2,300 SGD
As of November 5, 2026
Save $1,547 SGD (40%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,848 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 0.8ct natural cushion diamond

This 0.8ct natural cushion sits in the just-under-one-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 6405433327. Listed at 8 retailers as of November 4, 2026, with prices from $2,300 to $3,848, a $1,547 spread on the same certified stone. MOH London lists it at $3,848. 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

0.80
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6405433327
Dimensions5.43 × 5.04 × 3.43 mm
L/W Ratio1.08
Top View
5.43 mm5.04 mm0.80 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6405433327
Side View
Table 59.0%CrownGirdle: VTN-VTKPavilionCulet: NoneDepth 68.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $3,848 SGD|Low: $2,300 SGD|High: $3,905 SGD|Avg: $2,868 SGD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 4$2,300 SGD
Retailer 3$2,467 SGD
Retailer 2$2,823 SGD
MOH London$3,848 SGD

43 data points across 4 retailers

8 retailers$2,300 SGD to $3,848 SGD

B
Cheapest Retailer
-
$2,300 SGD
B
Retailer 2
-
$2,448 SGD
View
B
Retailer 3
-
$2,448 SGD
View
B
Retailer 4
-
$2,467 SGD
View
B
Retailer 5
-
$2,525 SGD
View
B
Retailer 6
-
$2,550 SGD
View
B
Retailer 7
-
$2,823 SGD
View
Most Expensive
B
MOH London
E3160B833 · Nov 4
$3,848 SGD
£2,364 GBP
View
7 more retailers have this diamond
Prices start from $2,300 SGDSave up to $1,547 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
0.80ct Cushion
$2,300 SGD