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Cushion|Natural|GIA

1.51ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 2554124696

Certificate GIA 2554124696

Diamond specifications and retailer prices

From HK$24,978 HKD
As of November 6, 2026
Save HK$8,482 HKD (25%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$33,459 HKD 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 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 2554124696. Listed at 5 retailers as of November 6, 2026, with prices from HK$24,978 to HK$33,459, a HK$8,482 spread on the same certified stone. GemTrove lists it at HK$33,459. 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 2554124696
Dimensions6.27 × 6.24 × 4.32 mm
L/W Ratio1.00
Top View
6.27 mm6.24 mm1.51 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2554124696
Side View
Table 61.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 69.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: HK$24,978 HKD|Low: HK$24,978 HKD|High: HK$31,326 HKD|Avg: HK$27,823 HKD|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 1HK$24,978 HKD
Retailer 3HK$26,553 HKD
Retailer 5HK$27,470 HKD
Retailer 2HK$28,301 HKD
Retailer 4HK$28,630 HKD

45 data points across 5 retailers

5 retailersHK$24,978 HKD to HK$33,459 HKD

A
Cheapest Retailer
-
HK$24,978 HKD
Retailer 2
-
HK$26,553 HKD
View
Price last confirmed 21 days ago
Retailer 3
-
HK$28,301 HKD
View
Price last confirmed 20 days ago
Retailer 4
-
HK$28,630 HKD
View
Price last confirmed 21 days ago
Most Expensive
A
GemTrove
GT-N-00967759-98 · Nov 6
HK$33,459 HKD
A$6,568 AUD
View
4 more retailers have this diamond
Prices start from HK$24,978 HKDSave up to HK$8,482 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$24,978 HKD