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Cushion|Natural|GIA

1.51ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 7546199359

Certificate GIA 7546199359

Diamond specifications and retailer prices

From HK$23,031 HKD
₹279,567 INR
As of November 1, 2026
Save HK$28,284 HKD (55%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$51,315 HKD at MOH London · As of November 1, 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7546199359. Listed at 13 retailers as of November 1, 2026, with prices from HK$23,031 to HK$51,315, a HK$28,284 spread on the same certified stone. MOH London lists it at HK$51,315. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 7546199359
Dimensions7.05 × 5.94 × 4.03 mm
L/W Ratio1.19
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Indented Natural
Top View
7.05 mm5.94 mm1.51 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 7546199359
Side View
Table 66.0%CrownGirdle: STK-ETKPavilionCulet: NoneDepth 67.8%

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 1
Current: HK$51,315 HKD|Low: HK$23,031 HKD|High: HK$54,025 HKD|Avg: HK$31,852 HKD|-5.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 8HK$23,031 HKD
Retailer 6HK$24,078 HKD
Retailer 13HK$26,189 HKD
Retailer 11HK$26,997 HKD
Retailer 4HK$27,656 HKD
Retailer 2HK$28,366 HKD
Retailer 10HK$28,707 HKD
Retailer 12HK$30,685 HKD
Retailer 7HK$31,014 HKD
Retailer 3HK$32,591 HKD
Retailer 5HK$34,453 HKD
Retailer 9HK$37,714 HKD
MOH LondonHK$51,315 HKD

32 data points across 13 retailers

13 retailersHK$23,031 HKD to HK$51,315 HKD

A
Cheapest Retailer
-
HK$23,031 HKD
₹279,567 INR
A
Retailer 2
-
HK$24,078 HKD
$3,069 USD
View
Final sale: no returns
A
Retailer 3
-
HK$26,189 HKD
$3,338 USD
View
A
Retailer 4
-
HK$26,997 HKD
$3,441 USD
View
A
Retailer 5
-
HK$27,656 HKD
$3,525 USD
View
A
Retailer 6
-
HK$28,366 HKD
£2,847 GBP
View
A
Retailer 7
-
HK$28,707 HKD
$3,659 USD
View
A
Retailer 8
-
HK$30,685 HKD
$3,911 USD
View
A
Retailer 9
-
HK$31,014 HKD
£3,113 GBP
View
A
Retailer 10
-
HK$32,591 HKD
$4,154 USD
View
Retailer 11
-
HK$34,453 HKD
A$6,756 AUD
View
Price last confirmed 29 days ago
A
Retailer 12
-
HK$37,714 HKD
ZAR 77,657 ZAR
View
Most Expensive
B+
MOH London
83D8456BE · Nov 1
HK$51,315 HKD
£5,150 GBP
View
12 more retailers have this diamond
Prices start from HK$23,031 HKDSave up to HK$28,284 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$23,031 HKD