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Cushion|Natural|GIA

0.31ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 2556254498

Certificate GIA 2556254498

Diamond specifications and retailer prices

From $525 SGD
$411 USD
As of November 1, 2026
Save $525 SGD (50%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,050 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 0.31ct natural cushion diamond

This 0.31ct natural cushion sits in the sub-half-carat band, graded H 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 2556254498. Listed at 8 retailers as of November 1, 2026, with prices from $525 to $1,050, a $525 spread on the same certified stone. MOH London lists it at $1,050. 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

0.31
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556254498
Dimensions3.84 × 3.78 × 2.58 mm
L/W Ratio1.02
Top View
3.84 mm3.78 mm0.31 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 2556254498
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NDepth 68.2%

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: $1,050 SGD|Low: $525 SGD|High: $1,057 SGD|Avg: $726 SGD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 6$525 SGD
Retailer 2$590 SGD
Retailer 8$621 SGD
Retailer 5$624 SGD
Retailer 4$705 SGD
Retailer 7$724 SGD
Retailer 3$839 SGD
MOH London$1,050 SGD

44 data points across 8 retailers

8 retailers$525 SGD to $1,050 SGD

B+
Cheapest Retailer
-
$525 SGD
$411 USD
B
Retailer 2
-
$590 SGD
£363 GBP
View
Retailer 3
-
$621 SGD
$486 USD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
$624 SGD
£384 GBP
View
B
Retailer 5
-
$705 SGD
ZAR 8,914 ZAR
View
Retailer 6
-
$724 SGD
A$871 AUD
View
Price last confirmed 28 days ago
B
Retailer 7
-
$839 SGD
€625 EUR
View
Most Expensive
B
MOH London
E4051D7B2 · Nov 1
$1,050 SGD
£647 GBP
View
7 more retailers have this diamond
Prices start from $525 SGDSave up to $525 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+
0.31ct Cushion
$525 SGD