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Cushion|Natural|GIA

1.50ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 6194946238

Certificate GIA 6194946238

Diamond specifications and retailer prices

From HK$36,765 HKD
As of November 6, 2026
Save HK$34,800 HKD (49%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: HK$71,566 HKD at MOH London · As of November 7, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6194946238. Listed at 28 retailers as of November 6, 2026, with prices from HK$36,765 to HK$71,566, a HK$34,800 spread on the same certified stone. MOH London lists it at HK$71,566. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6194946238
Dimensions6.83 × 5.72 × 4.21 mm
L/W Ratio1.19
Top View
6.83 mm5.72 mm1.50 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6194946238
Side View
Table 58.0%CrownGirdle: STK-EXTPavilionCulet: NoneDepth 73.5%

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$71,566 HKD|Low: HK$38,591 HKD|High: HK$72,720 HKD|Avg: HK$48,995 HKD|-1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 7, 2026
Retailer 8HK$38,591 HKD
Retailer 11HK$38,834 HKD
Retailer 12HK$38,928 HKD
Retailer 6HK$43,419 HKD
Retailer 3HK$44,242 HKD
Retailer 2HK$45,739 HKD
Retailer 7HK$46,248 HKD
Retailer 4HK$48,529 HKD
Retailer 9HK$50,246 HKD
Retailer 5HK$51,915 HKD
Retailer 10HK$59,462 HKD
MOH LondonHK$71,566 HKD

38 data points across 12 retailers

28 retailersHK$36,765 HKD to HK$71,566 HKD

A
Cheapest Retailer
-
HK$36,765 HKD
A
Retailer 2
-
HK$38,152 HKD
View
A
Retailer 3
-
HK$38,591 HKD
View
Retailer 4
-
HK$38,834 HKD
View
Price last confirmed 17 days ago
A
Retailer 5
-
HK$38,928 HKD
View
Final sale: no returns
A
Retailer 6
-
HK$39,077 HKD
View
A
Retailer 7
-
HK$40,175 HKD
View
A
Retailer 8
-
HK$41,170 HKD
View
A
Retailer 9
-
HK$41,381 HKD
View
A
Retailer 10
-
HK$41,554 HKD
View
B+
Retailer 11
-
HK$43,419 HKD
View
Retailer 12
-
HK$43,694 HKD
View
Price last confirmed 13 days ago
Retailer 13
-
HK$44,242 HKD
View
Price last confirmed 13 days ago
B+
Retailer 14
-
HK$45,739 HKD
View
B+
Retailer 15
-
HK$46,248 HKD
View
B+
Retailer 16
-
HK$46,272 HKD
View
B+
Retailer 17
-
HK$46,640 HKD
View
Retailer 18
-
HK$48,529 HKD
View
Price last confirmed 34 days ago
B+
Retailer 19
-
HK$49,376 HKD
View
B+
Retailer 20
-
HK$49,376 HKD
View
B+
Retailer 21
-
HK$50,246 HKD
View
B+
Retailer 22
-
HK$51,021 HKD
View
B+
Retailer 23
-
HK$51,915 HKD
View
Retailer 24
-
HK$53,859 HKD
View
Price last confirmed 15 days ago
B
Retailer 25
-
HK$55,324 HKD
View
Retailer 26
-
HK$59,462 HKD
View
Price last confirmed 11 days ago
B
Retailer 27
-
HK$70,756 HKD
View
Most Expensive
B
MOH London
47F780D5D · Nov 7
HK$71,566 HKD
£7,190 GBP
View
27 more retailers have this diamond
Prices start from HK$36,765 HKDSave up to HK$34,800 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$36,765 HKD