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Cushion|Natural|GIA

1.50ct D SI2 Cushion Natural Diamond

EX • D/SI2 • GIA 2556361261

Certificate GIA 2556361261

Diamond specifications and retailer prices

From HK$34,647 HKD
As of October 31, 2026
Save HK$40,283 HKD (54%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$74,930 HKD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.5ct natural cushion diamond

This 1.5ct 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 2556361261. Listed at 16 retailers as of October 28, 2026, with prices from HK$34,647 to HK$74,930, a HK$40,283 spread on the same certified stone. Queensmith lists it at HK$74,930. 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

1.50
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2556361261
Dimensions7.62 × 5.86 × 4.03 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Needle, Indented Natural, Natural
Top View
7.62 mm5.86 mm1.50 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2556361261
Side View
Table 66.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.7%

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: Oct 31
Current: HK$74,930 HKD|Low: HK$34,345 HKD|High: HK$75,478 HKD|Avg: HK$48,839 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
Retailer 13
October 31, 2026
Retailer 6HK$34,647 HKD
Retailer 2HK$36,948 HKD
Retailer 3HK$40,562 HKD
Retailer 5HK$40,768 HKD
Retailer 13HK$42,618 HKD
Retailer 9HK$43,641 HKD
Retailer 8HK$45,043 HKD
Retailer 11HK$46,172 HKD
Retailer 4HK$47,397 HKD
Retailer 12HK$48,392 HKD
Retailer 7HK$50,458 HKD
Retailer 10HK$68,393 HKD
QueensmithHK$74,930 HKD

27 data points across 13 retailers

16 retailersHK$34,647 HKD to HK$74,930 HKD

A
Cheapest Retailer
-
HK$34,647 HKD
A
Retailer 2
-
HK$36,948 HKD
₹448,505 INR
View
Retailer 3
-
HK$39,729 HKD
SGD 6,843 SGD
View
Price last confirmed 14 days ago
A
Retailer 4
-
HK$40,562 HKD
$5,170 USD
View
A
Retailer 5
-
HK$40,768 HKD
SGD 7,022 SGD
View
A
Retailer 6
-
HK$42,390 HKD
$5,403 USD
View
A
Retailer 7
-
HK$42,618 HKD
$5,432 USD
View
Final sale: no returns
A
Retailer 8
-
HK$43,641 HKD
£4,380 GBP
View
A
Retailer 9
-
HK$45,043 HKD
£4,521 GBP
View
B+
Retailer 10
-
HK$46,172 HKD
$5,885 USD
View
B+
Retailer 11
-
HK$47,315 HKD
A$9,278 AUD
View
B+
Retailer 12
-
HK$47,397 HKD
$6,041 USD
View
B+
Retailer 13
-
HK$48,392 HKD
$6,168 USD
View
B+
Retailer 14
-
HK$50,458 HKD
€6,125 EUR
View
B+
Retailer 15
-
HK$68,393 HKD
£6,864 GBP
View
Most Expensive
B
Queensmith
2556361261 · Oct 28
HK$74,930 HKD
£7,520 GBP
View
15 more retailers have this diamond
Prices start from HK$34,647 HKDSave up to HK$40,283 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
1.50ct Cushion
HK$34,647 HKD