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Cushion|Natural|GIA

1.51ct D SI2 Cushion Natural Diamond

EX • D/SI2 • GIA 2547868500

Certificate GIA 2547868500

Diamond specifications and retailer prices

From HK$33,542 HKD
As of November 1, 2026
Save HK$39,843 HKD (54%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$73,385 HKD at Queensmith · As of October 28, 2026
View at Queensmith

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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2547868500. Listed at 15 retailers as of October 28, 2026, with prices from HK$33,542 to HK$73,385, a HK$39,843 spread on the same certified stone. Queensmith lists it at HK$73,385. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2547868500
Dimensions7.99 × 5.79 × 3.91 mm
L/W Ratio1.38
Top View
7.99 mm5.79 mm1.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2547868500
Side View
Table 66.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 67.6%

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: HK$73,385 HKD|Low: HK$33,241 HKD|High: HK$73,933 HKD|Avg: HK$47,337 HKD|+2.0%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 8HK$33,542 HKD
Retailer 5HK$35,821 HKD
Retailer 4HK$39,503 HKD
Retailer 12HK$40,860 HKD
Retailer 6HK$41,719 HKD
Retailer 2HK$43,194 HKD
Retailer 10HK$44,273 HKD
Retailer 3HK$45,487 HKD
Retailer 11HK$46,486 HKD
Retailer 9HK$50,103 HKD
Retailer 7HK$70,516 HKD
QueensmithHK$73,385 HKD

25 data points across 12 retailers

15 retailersHK$33,542 HKD to HK$73,385 HKD

A
Cheapest Retailer
-
HK$33,542 HKD
A
Retailer 2
-
HK$35,821 HKD
₹434,828 INR
View
A
Retailer 3
-
HK$39,503 HKD
SGD 6,804 SGD
View
A
Retailer 4
-
HK$40,860 HKD
$5,208 USD
View
Final sale: no returns
A
Retailer 5
-
HK$41,072 HKD
$5,235 USD
View
A
Retailer 6
-
HK$41,719 HKD
£4,187 GBP
View
Retailer 7
-
HK$42,934 HKD
SGD 7,395 SGD
View
Price last confirmed 19 days ago
A
Retailer 8
-
HK$43,194 HKD
£4,335 GBP
View
A
Retailer 9
-
HK$44,273 HKD
$5,643 USD
View
A
Retailer 10
-
HK$45,224 HKD
A$8,868 AUD
View
A
Retailer 11
-
HK$45,487 HKD
$5,798 USD
View
B+
Retailer 12
-
HK$46,486 HKD
$5,925 USD
View
B+
Retailer 13
-
HK$50,103 HKD
€6,082 EUR
View
B+
Retailer 14
-
HK$70,516 HKD
£7,077 GBP
View
Most Expensive
B
Queensmith
2547868500 · Oct 28
HK$73,385 HKD
£7,365 GBP
View
14 more retailers have this diamond
Prices start from HK$33,542 HKDSave up to HK$39,843 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$33,542 HKD