CaratHunter
Plans
Cushion|Natural|GIA

1.51ct L SI2 Cushion Natural Diamond

EX • L/SI2 • GIA 7551616311

Certificate GIA 7551616311

Diamond specifications and retailer prices

From $1,969 SGD
As of November 5, 2026
Save $504 SGD (20%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,472 SGD at GemTrove · As of November 6, 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 L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551616311. Listed at 3 retailers as of November 5, 2026, with prices from $1,969 to $2,472, a $504 spread on the same certified stone. GemTrove lists it at $2,472. 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
L
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7551616311
Dimensions6.40 × 6.18 × 4.29 mm
L/W Ratio1.04
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle
Top View
6.40 mm6.18 mm1.51 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7551616311
Side View
Table 66.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 69.4%

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 5
Current: $2,472 SGD|Low: $1,969 SGD|High: $2,472 SGD|Avg: $2,199 SGD
GemTrove
Retailer 2
Retailer 3
November 5, 2026
Retailer 3$1,969 SGD
Retailer 2$2,121 SGD
GemTrove$2,472 SGD

39 data points across 3 retailers

3 retailers$1,969 SGD to $2,472 SGD

A
Cheapest Retailer
-
$1,969 SGD
A
Retailer 2
-
$2,121 SGD
View
Most Expensive
B+
GemTrove
GT-N-00967885-98 · Nov 6
$2,472 SGD
A$2,968 AUD
View
2 more retailers have this diamond
Prices start from $1,969 SGDSave up to $504 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
$1,969 SGD