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Cushion|Natural|GIA

3.51ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 2557628032

Certificate GIA 2557628032

Diamond specifications and retailer prices

From $67,267 SGD
As of November 5, 2026
Save $43,163 SGD (39%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $110,430 SGD at MOH London · As of November 7, 2026
View at MOH London

About this 3.51ct natural cushion diamond

This 3.51ct natural cushion sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557628032. Listed at 13 retailers as of November 5, 2026, with prices from $67,267 to $110,430, a $43,163 spread on the same certified stone. MOH London lists it at $110,430. 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

3.51
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557628032
Dimensions9.61 × 7.78 × 5.42 mm
L/W Ratio1.24
Culet sizeNone
Top View
9.61 mm7.78 mm3.51 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557628032
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 69.7%

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 5
Current: $110,430 SGD|Low: $68,276 SGD|High: $112,362 SGD|Avg: $80,799 SGD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 10$68,276 SGD
Retailer 7$69,636 SGD
Retailer 9$69,636 SGD
Retailer 6$71,711 SGD
Retailer 2$71,780 SGD
Retailer 11$75,439 SGD
Retailer 3$79,790 SGD
Retailer 8$84,172 SGD
Retailer 4$84,489 SGD
Retailer 5$85,508 SGD
MOH London$110,430 SGD

44 data points across 11 retailers

13 retailers$67,267 SGD to $110,430 SGD

B+
Cheapest Retailer
-
$67,267 SGD
B+
Retailer 2
-
$68,276 SGD
View
B+
Retailer 3
-
$69,636 SGD
View
B+
Retailer 4
-
$69,636 SGD
View
B+
Retailer 5
-
$71,711 SGD
View
B+
Retailer 6
-
$71,780 SGD
View
B+
Retailer 7
-
$75,439 SGD
View
B+
Retailer 8
-
$79,790 SGD
View
B+
Retailer 9
-
$81,242 SGD
View
B+
Retailer 10
-
$84,172 SGD
View
B
Retailer 11
-
$84,489 SGD
View
B
Retailer 12
-
$85,508 SGD
View
Most Expensive
B
MOH London
F8CAE04A5 · Nov 7
$110,430 SGD
£67,847 GBP
View
12 more retailers have this diamond
Prices start from $67,267 SGDSave up to $43,163 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+
3.51ct Cushion
$67,267 SGD