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Cushion|Natural|GIA

1.55ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 7556423959

Certificate GIA 7556423959

Diamond specifications and retailer prices

From $2,456 SGD
As of November 6, 2026
Save $450 SGD (15%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,906 SGD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.55ct natural cushion diamond

This 1.55ct natural cushion sits in the one-and-a-half to two carat band, graded K 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 7556423959. Listed at 6 retailers as of November 6, 2026, with prices from $2,456 to $2,906, a $450 spread on the same certified stone. GemTrove lists it at $2,906. 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

1.55
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7556423959
Dimensions6.50 × 6.35 × 4.31 mm
L/W Ratio1.02
Culet sizeNone
Key to symbols
Crystal, Cloud, Needle, Indented Natural
Top View
6.50 mm6.35 mm1.55 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7556423959
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 67.9%

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 6
Current: $2,906 SGD|Low: $2,207 SGD|High: $3,134 SGD|Avg: $2,674 SGD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 3$2,456 SGD
Retailer 4$2,471 SGD
Retailer 6$2,497 SGD
Retailer 2$2,673 SGD
Retailer 5$2,850 SGD
GemTrove$2,906 SGD

40 data points across 6 retailers

6 retailers$2,456 SGD to $2,906 SGD

A
Cheapest Retailer
-
$2,456 SGD
A
Retailer 2
-
$2,471 SGD
View
Final sale: no returns
A
Retailer 3
-
$2,497 SGD
View
A
Retailer 4
-
$2,673 SGD
View
A
Retailer 5
-
$2,850 SGD
View
Most Expensive
B+
GemTrove
GT-N-00952899-98 · Nov 6
$2,906 SGD
A$3,488 AUD
View
5 more retailers have this diamond
Prices start from $2,456 SGDSave up to $450 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
1.55ct Cushion
$2,456 SGD