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Cushion|Natural|GIA

1.51ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 7546199359

Certificate GIA 7546199359

Diamond specifications and retailer prices

From $3,753 SGD
₹279,567 INR
As of November 1, 2026
Save $4,609 SGD (55%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,361 SGD at MOH London · As of November 1, 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 D 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 7546199359. Listed at 13 retailers as of November 1, 2026, with prices from $3,753 to $8,361, a $4,609 spread on the same certified stone. MOH London lists it at $8,361. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 7546199359
Dimensions7.05 × 5.94 × 4.03 mm
L/W Ratio1.19
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Indented Natural
Top View
7.05 mm5.94 mm1.51 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 7546199359
Side View
Table 66.0%CrownGirdle: STK-ETKPavilionCulet: NoneDepth 67.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $8,361 SGD|Low: $3,753 SGD|High: $8,803 SGD|Avg: $5,190 SGD|-5.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 8$3,753 SGD
Retailer 6$3,923 SGD
Retailer 13$4,267 SGD
Retailer 11$4,399 SGD
Retailer 4$4,506 SGD
Retailer 2$4,622 SGD
Retailer 10$4,678 SGD
Retailer 12$5,000 SGD
Retailer 7$5,054 SGD
Retailer 3$5,310 SGD
Retailer 5$5,614 SGD
Retailer 9$6,145 SGD
MOH London$8,361 SGD

32 data points across 13 retailers

13 retailers$3,753 SGD to $8,361 SGD

A
Cheapest Retailer
-
$3,753 SGD
₹279,567 INR
A
Retailer 2
-
$3,923 SGD
$3,069 USD
View
Final sale: no returns
A
Retailer 3
-
$4,267 SGD
$3,338 USD
View
A
Retailer 4
-
$4,399 SGD
$3,441 USD
View
A
Retailer 5
-
$4,506 SGD
$3,525 USD
View
A
Retailer 6
-
$4,622 SGD
£2,847 GBP
View
A
Retailer 7
-
$4,678 SGD
$3,659 USD
View
A
Retailer 8
-
$5,000 SGD
$3,911 USD
View
A
Retailer 9
-
$5,054 SGD
£3,113 GBP
View
A
Retailer 10
-
$5,310 SGD
$4,154 USD
View
Retailer 11
-
$5,614 SGD
A$6,756 AUD
View
Price last confirmed 29 days ago
A
Retailer 12
-
$6,145 SGD
ZAR 77,657 ZAR
View
Most Expensive
B+
MOH London
83D8456BE · Nov 1
$8,361 SGD
£5,150 GBP
View
12 more retailers have this diamond
Prices start from $3,753 SGDSave up to $4,609 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
$3,753 SGD