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Cushion|Natural|GIA

1.51ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 2466369960

Certificate GIA 2466369960

Diamond specifications and retailer prices

From $3,081 SGD
As of November 4, 2026
Save $3,638 SGD (54%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,719 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2466369960. Listed at 16 retailers as of November 2, 2026, with prices from $3,081 to $6,719, a $3,638 spread on the same certified stone. MOH London lists it at $6,719. 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
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle29.7°
OriginNatural
Grading LabGIA
CertificateGIA 2466369960
Dimensions7.13 × 5.83 × 4.01 mm
L/W Ratio1.22
Top View
7.13 mm5.83 mm1.51 ctK / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 2466369960
Side View
Table 61.0%Crown 37.5°Girdle: MED-VTKPavilion 29.7°Culet: NoneDepth 68.8%

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: Nov 4
Current: $6,719 SGD|Low: $3,081 SGD|High: $6,800 SGD|Avg: $4,114 SGD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 10$3,081 SGD
Retailer 8$3,222 SGD
Retailer 5$3,300 SGD
Retailer 9$3,419 SGD
Retailer 6$3,640 SGD
Retailer 7$3,936 SGD
Retailer 3$4,132 SGD
Retailer 2$4,677 SGD
Retailer 4$4,903 SGD
MOH London$6,719 SGD

42 data points across 10 retailers

16 retailers$3,081 SGD to $6,719 SGD

A
Cheapest Retailer
-
$3,081 SGD
A
Retailer 2
-
$3,219 SGD
View
A
Retailer 3
-
$3,222 SGD
View
A
Retailer 4
-
$3,260 SGD
View
A
Retailer 5
-
$3,294 SGD
View
A
Retailer 6
-
$3,300 SGD
View
A
Retailer 7
-
$3,419 SGD
View
A
Retailer 8
-
$3,569 SGD
View
Retailer 9
-
$3,640 SGD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$3,936 SGD
View
A
Retailer 11
-
$4,132 SGD
View
Retailer 12
-
$4,664 SGD
View
Price last confirmed 15 days ago
B+
Retailer 13
-
$4,677 SGD
View
B+
Retailer 14
-
$4,903 SGD
View
B
Retailer 15
-
$5,794 SGD
View
Most Expensive
B
MOH London
DFC268F43 · Nov 2
$6,719 SGD
£4,128 GBP
View
15 more retailers have this diamond
Prices start from $3,081 SGDSave up to $3,638 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
$3,081 SGD