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Cushion|Natural|GIA

1.51ct D SI2 Cushion Natural Diamond

EX • D/SI2 • GIA 1565039153

Certificate GIA 1565039153

Diamond specifications and retailer prices

From HK$42,078 HKD
As of November 1, 2026
Save HK$37,276 HKD (47%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$79,354 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded D 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 1565039153. Listed at 12 retailers as of October 29, 2026, with prices from HK$42,078 to HK$79,354, a HK$37,276 spread on the same certified stone. MOH London lists it at HK$79,354. 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

1.51
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1565039153
Dimensions8.43 × 6.01 × 4.15 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Feather, Indented Natural, Natural
Top View
8.43 mm6.01 mm1.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1565039153
Side View
Table 59.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 69.0%

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$79,354 HKD|Low: HK$41,676 HKD|High: HK$86,318 HKD|Avg: HK$54,692 HKD|-8.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 2HK$42,078 HKD
Retailer 7HK$44,308 HKD
Retailer 11HK$47,922 HKD
Retailer 3HK$49,338 HKD
Retailer 9HK$49,397 HKD
Retailer 10HK$52,268 HKD
Retailer 8HK$52,276 HKD
Retailer 5HK$53,676 HKD
Retailer 4HK$54,143 HKD
Retailer 6HK$61,793 HKD
MOH LondonHK$79,354 HKD

30 data points across 11 retailers

12 retailersHK$42,078 HKD to HK$79,354 HKD

A
Cheapest Retailer
-
HK$42,078 HKD
A
Retailer 2
-
HK$44,308 HKD
₹537,851 INR
View
A
Retailer 3
-
HK$47,922 HKD
$6,108 USD
View
Retailer 4
-
HK$49,338 HKD
SGD 8,498 SGD
View
Price last confirmed 18 days ago
B+
Retailer 5
-
HK$49,397 HKD
$6,296 USD
View
B+
Retailer 6
-
HK$52,268 HKD
$6,662 USD
View
Final sale: no returns
Retailer 7
-
HK$52,276 HKD
$6,663 USD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
HK$53,676 HKD
£5,387 GBP
View
B+
Retailer 9
-
HK$54,143 HKD
£5,434 GBP
View
B+
Retailer 10
-
HK$61,793 HKD
€7,501 EUR
View
B
Retailer 11
-
HK$64,042 HKD
A$12,558 AUD
View
Most Expensive
B
MOH London
5B2EAC664 · Oct 29
HK$79,354 HKD
£7,964 GBP
View
11 more retailers have this diamond
Prices start from HK$42,078 HKDSave up to HK$37,276 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
1.51ct Cushion
HK$42,078 HKD