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Cushion|Natural|GIA

1.50ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 1545812994

Certificate GIA 1545812994

Diamond specifications and retailer prices

From HK$27,901 HKD
As of November 6, 2026
Save HK$31,073 HKD (53%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$58,974 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 H 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 1545812994. Listed at 17 retailers as of November 4, 2026, with prices from HK$27,901 to HK$58,974, a HK$31,073 spread on the same certified stone. MOH London lists it at HK$58,974. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1545812994
Dimensions7.59 × 6.00 × 4.10 mm
L/W Ratio1.26
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
7.59 mm6.00 mm1.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1545812994
Side View
Table 68.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 68.4%

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$58,974 HKD|Low: HK$27,901 HKD|High: HK$59,850 HKD|Avg: HK$39,869 HKD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 3HK$27,901 HKD
Retailer 4HK$34,790 HKD
Retailer 7HK$35,033 HKD
Retailer 2HK$36,648 HKD
Retailer 8HK$37,424 HKD
Retailer 5HK$39,500 HKD
Retailer 6HK$45,300 HKD
MOH LondonHK$58,974 HKD

32 data points across 8 retailers

17 retailersHK$27,901 HKD to HK$58,974 HKD

A
Cheapest Retailer
-
HK$27,901 HKD
A
Retailer 2
-
HK$29,539 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$30,511 HKD
View
A
Retailer 4
-
HK$31,702 HKD
View
A
Retailer 5
-
HK$32,384 HKD
View
A
Retailer 6
-
HK$34,030 HKD
View
A
Retailer 7
-
HK$34,790 HKD
View
B+
Retailer 8
-
HK$35,033 HKD
View
A
Retailer 9
-
HK$36,648 HKD
View
Retailer 10
-
HK$37,126 HKD
View
Price last confirmed 22 days ago
Retailer 11
-
HK$37,424 HKD
View
Price last confirmed 29 days ago
B+
Retailer 12
-
HK$38,301 HKD
View
B+
Retailer 13
-
HK$39,101 HKD
View
B+
Retailer 14
-
HK$39,500 HKD
View
B+
Retailer 15
-
HK$39,736 HKD
View
B+
Retailer 16
-
HK$45,300 HKD
View
Most Expensive
B
MOH London
DB2474490 · Nov 4
HK$58,974 HKD
£5,925 GBP
View
16 more retailers have this diamond
Prices start from HK$27,901 HKDSave up to HK$31,073 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$27,901 HKD