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Cushion|Natural|GIA

1.50ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 2235860205

Certificate GIA 2235860205

Diamond specifications and retailer prices

From HK$25,108 HKD
As of October 30, 2026
Save HK$30,355 HKD (55%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$55,463 HKD at MOH London · As of October 26, 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 2235860205. Listed at 9 retailers as of October 26, 2026, with prices from HK$25,108 to HK$55,463, a HK$30,355 spread on the same certified stone. MOH London lists it at HK$55,463. 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
Pavilion angle36.13°
OriginNatural
Grading LabGIA
CertificateGIA 2235860205
Dimensions7.65 × 6.02 × 4.05 mm
L/W Ratio1.27
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
7.65 mm6.02 mm1.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2235860205
Side View
Table 63.0%CrownGirdle: STK-VTKPavilion 36.13°Culet: NoneDepth 67.3%

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 30
Current: HK$55,463 HKD|Low: HK$25,108 HKD|High: HK$59,648 HKD|Avg: HK$36,642 HKD|-6.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 5HK$25,108 HKD
Retailer 2HK$29,622 HKD
Retailer 8HK$31,392 HKD
Retailer 7HK$31,905 HKD
Retailer 3HK$32,428 HKD
Retailer 9HK$34,672 HKD
Retailer 6HK$36,500 HKD
Retailer 4HK$39,635 HKD
MOH LondonHK$55,463 HKD

34 data points across 9 retailers

9 retailersHK$25,108 HKD to HK$55,463 HKD

A
Cheapest Retailer
-
HK$25,108 HKD
Retailer 2
-
HK$29,622 HKD
€3,596 EUR
View
Price last confirmed 4 days ago
A
Retailer 3
-
HK$31,392 HKD
$4,001 USD
View
A
Retailer 4
-
HK$31,905 HKD
SGD 5,495 SGD
View
A
Retailer 5
-
HK$32,428 HKD
£3,254 GBP
View
A
Retailer 6
-
HK$36,500 HKD
$4,652 USD
View
B+
Retailer 7
-
HK$36,659 HKD
A$7,188 AUD
View
B+
Retailer 8
-
HK$39,635 HKD
€4,811 EUR
View
Most Expensive
B
MOH London
EFAA5E52F · Oct 26
HK$55,463 HKD
£5,566 GBP
View
8 more retailers have this diamond
Prices start from HK$25,108 HKDSave up to HK$30,355 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$25,108 HKD