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Cushion|Natural|GIA

1.51ct E SI2 Cushion Natural Diamond

EX • E/SI2 • GIA 3555043112

Certificate GIA 3555043112

Diamond specifications and retailer prices

From $3,408 SGD
₹253,248 INR
As of October 29, 2026
Save $1,122 SGD (25%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $4,530 SGD at GemTrove · As of October 29, 2026
View at GemTrove

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3555043112. Listed at 8 retailers as of October 29, 2026, with prices from $3,408 to $4,530, a $1,122 spread on the same certified stone. GemTrove lists it at $4,530. 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

1.51
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3555043112
Dimensions6.39 × 6.12 × 4.34 mm
L/W Ratio1.04
Top View
6.39 mm6.12 mm1.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555043112
Side View
Table 60.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 70.9%

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: Oct 29
Current: $3,773 SGD|Low: $3,150 SGD|High: $4,538 SGD|Avg: $3,703 SGD|-7.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 2$3,408 SGD
Retailer 3$3,491 SGD
Retailer 4$3,530 SGD
Retailer 6$3,581 SGD
Retailer 1$3,773 SGD
Retailer 5$4,113 SGD

45 data points across 6 retailers

8 retailers$3,408 SGD to $4,530 SGD

A
Cheapest Retailer
-
$3,408 SGD
₹253,248 INR
A
Retailer 2
-
$3,491 SGD
$2,724 USD
View
A
Retailer 3
-
$3,530 SGD
$2,754 USD
View
Final sale: no returns
A
Retailer 4
-
$3,581 SGD
MYR 11,381 MYR
View
A
Retailer 5
-
$3,773 SGD
£2,318 GBP
View
A
Retailer 6
-
$4,113 SGD
View
A
Retailer 7
-
$4,305 SGD
A$5,168 AUD
View
Most Expensive
A
GemTrove
GT-N-00967728-98 · Oct 29
$4,530 SGD
A$5,438 AUD
View
7 more retailers have this diamond
Prices start from $3,408 SGDSave up to $1,122 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
1.51ct Cushion
$3,408 SGD