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Cushion|Natural|GIA

1.50ct F SI2 Cushion Natural Diamond

EX • F/SI2 • GIA 2554824183

Certificate GIA 2554824183

Diamond specifications and retailer prices

From HK$32,138 HKD
As of November 1, 2026
Save HK$40,155 HKD (56%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$72,293 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 F 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 2554824183. Listed at 16 retailers as of October 28, 2026, with prices from HK$32,138 to HK$72,293, a HK$40,155 spread on the same certified stone. Queensmith lists it at HK$72,293. 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
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554824183
Dimensions7.59 × 5.90 × 4.13 mm
L/W Ratio1.29
Culet sizeNone
Key to symbols
Feather, Crystal, Needle, Natural
Top View
7.59 mm5.90 mm1.50 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2554824183
Side View
Table 65.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 69.9%

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 1
Current: HK$72,293 HKD|Low: HK$31,836 HKD|High: HK$72,542 HKD|Avg: HK$43,465 HKD|+2.4%
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
Retailer 14
November 3, 2026
Retailer 10HK$32,138 HKD
Retailer 14HK$33,903 HKD
Retailer 11HK$34,444 HKD
Retailer 3HK$34,476 HKD
Retailer 13HK$35,880 HKD
Retailer 4HK$36,516 HKD
Retailer 5HK$38,527 HKD
Retailer 12HK$38,877 HKD
Retailer 7HK$40,434 HKD
Retailer 2HK$41,871 HKD
Retailer 6HK$47,359 HKD
Retailer 8HK$48,557 HKD
Retailer 9HK$68,347 HKD
QueensmithHK$72,293 HKD

35 data points across 14 retailers

16 retailersHK$32,138 HKD to HK$72,293 HKD

A
Cheapest Retailer
-
HK$32,138 HKD
A
Retailer 2
-
HK$33,903 HKD
$4,321 USD
View
A
Retailer 3
-
HK$34,444 HKD
$4,390 USD
View
A
Retailer 4
-
HK$34,476 HKD
$4,394 USD
View
A
Retailer 5
-
HK$35,880 HKD
$4,573 USD
View
Final sale: no returns
A
Retailer 6
-
HK$36,516 HKD
$4,654 USD
View
A
Retailer 7
-
HK$38,527 HKD
$4,910 USD
View
Retailer 8
-
HK$38,877 HKD
$4,955 USD
View
Price last confirmed 8 days ago
A
Retailer 9
-
HK$39,706 HKD
A$7,785 AUD
View
A
Retailer 10
-
HK$40,434 HKD
£4,058 GBP
View
Retailer 11
-
HK$40,498 HKD
SGD 6,975 SGD
View
Price last confirmed 28 days ago
A
Retailer 12
-
HK$41,871 HKD
£4,202 GBP
View
Retailer 13
-
HK$47,359 HKD
$6,036 USD
View
Price last confirmed 19 days ago
B+
Retailer 14
-
HK$48,557 HKD
€5,894 EUR
View
B
Retailer 15
-
HK$68,347 HKD
£6,859 GBP
View
Most Expensive
B
Queensmith
2554824183 · Oct 28
HK$72,293 HKD
£7,255 GBP
View
15 more retailers have this diamond
Prices start from HK$32,138 HKDSave up to HK$40,155 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$32,138 HKD