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Cushion|Natural|GIA

1.51ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 7538986848

Certificate GIA 7538986848

Diamond specifications and retailer prices

From HK$11,012 HKD
As of November 6, 2026
Save HK$14,250 HKD (56%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$25,262 HKD at MOH London · As of November 4, 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7538986848. Listed at 10 retailers as of November 4, 2026, with prices from HK$11,012 to HK$25,262, a HK$14,250 spread on the same certified stone. MOH London lists it at HK$25,262. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7538986848
Dimensions7.12 × 6.37 × 4.41 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
7.12 mm6.37 mm1.51 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7538986848
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.3%

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: HK$25,262 HKD|Low: HK$11,012 HKD|High: HK$27,352 HKD|Avg: HK$16,698 HKD|-7.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 3HK$11,012 HKD
Retailer 8HK$13,167 HKD
Retailer 4HK$14,405 HKD
Retailer 10HK$14,789 HKD
Retailer 9HK$15,063 HKD
Retailer 5HK$15,526 HKD
Retailer 6HK$15,690 HKD
Retailer 7HK$15,855 HKD
Retailer 2HK$19,954 HKD
MOH LondonHK$25,262 HKD

24 data points across 10 retailers

10 retailersHK$11,012 HKD to HK$25,262 HKD

A
Cheapest Retailer
-
HK$11,012 HKD
A
Retailer 2
-
HK$13,167 HKD
View
A
Retailer 3
-
HK$14,405 HKD
View
Retailer 4
-
HK$14,789 HKD
View
Price last confirmed 8 days ago
A
Retailer 5
-
HK$15,063 HKD
View
A
Retailer 6
-
HK$15,526 HKD
View
A
Retailer 7
-
HK$15,690 HKD
View
A
Retailer 8
-
HK$15,855 HKD
View
B+
Retailer 9
-
HK$19,954 HKD
View
Most Expensive
B+
MOH London
B65DAFE3E · Nov 4
HK$25,262 HKD
£2,538 GBP
View
9 more retailers have this diamond
Prices start from HK$11,012 HKDSave up to HK$14,250 HKD

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
HK$11,012 HKD