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Cushion|Natural|GIA

1.50ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 2241066059

Certificate GIA 2241066059

Diamond specifications and retailer prices

From HK$15,745 HKD
As of November 6, 2026
Save HK$21,540 HKD (58%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$37,286 HKD at MOH London · As of November 4, 2026
View at MOH London

About this 1.5ct natural cushion diamond

This 1.5ct natural cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2241066059. Listed at 8 retailers as of November 4, 2026, with prices from HK$15,745 to HK$37,286, a HK$21,540 spread on the same certified stone. MOH London lists it at HK$37,286. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Pavilion angle36.03°
OriginNatural
Grading LabGIA
CertificateGIA 2241066059
Dimensions7.55 × 5.90 × 4.11 mm
L/W Ratio1.28
Key to symbols
Crystal, Feather
Top View
7.55 mm5.90 mm1.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2241066059
Side View
Table 62.0%CrownGirdle: STK-VTKPavilion 36.03°Culet: NoneDepth 69.8%

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$37,286 HKD|Low: HK$15,745 HKD|High: HK$41,227 HKD|Avg: HK$26,009 HKD|-9.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 6HK$15,745 HKD
Retailer 3HK$19,429 HKD
Retailer 5HK$19,452 HKD
Retailer 4HK$21,083 HKD
Retailer 7HK$23,254 HKD
Retailer 2HK$28,865 HKD
Retailer 9HK$29,735 HKD
Retailer 8HK$33,489 HKD
MOH LondonHK$37,286 HKD

29 data points across 9 retailers

8 retailersHK$15,745 HKD to HK$37,286 HKD

A
Cheapest Retailer
-
HK$15,745 HKD
A
Retailer 2
-
HK$19,429 HKD
View
A
Retailer 3
-
HK$19,452 HKD
View
Price last confirmed 3 days ago
A
Retailer 4
-
HK$21,083 HKD
View
A
Retailer 5
-
HK$23,254 HKD
View
A
Retailer 6
-
HK$28,865 HKD
View
Retailer 7
-
HK$33,489 HKD
View
Price last confirmed 10 days ago
Most Expensive
B+
MOH London
408F274C1 · Nov 4
HK$37,286 HKD
£3,746 GBP
View
7 more retailers have this diamond
Prices start from HK$15,745 HKDSave up to HK$21,540 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$15,745 HKD