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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 £2,191 GBP
₹279,567 INR
As of November 1, 2026
Save £2,691 GBP (55%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £4,881 GBP 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 £2,191 to £4,881, a £2,691 spread on the same certified stone. MOH London lists it at £4,881. 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: £4,881 GBP|Low: £2,191 GBP|High: £5,139 GBP|Avg: £3,031 GBP|-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 7£2,191 GBP
Retailer 2£2,290 GBP
Retailer 13£2,491 GBP
Retailer 11£2,568 GBP
Retailer 4£2,631 GBP
Retailer 8£2,699 GBP
Retailer 10£2,731 GBP
Retailer 12£2,919 GBP
Retailer 6£2,950 GBP
Retailer 3£3,100 GBP
Retailer 5£3,277 GBP
Retailer 9£3,588 GBP
MOH London£4,881 GBP

32 data points across 13 retailers

13 retailers£2,191 GBP to £4,881 GBP

A
Cheapest Retailer
-
£2,191 GBP
₹279,567 INR
A
Retailer 2
-
£2,290 GBP
$3,069 USD
View
Final sale: no returns
A
Retailer 3
-
£2,491 GBP
$3,338 USD
View
A
Retailer 4
-
£2,568 GBP
$3,441 USD
View
A
Retailer 5
-
£2,631 GBP
$3,525 USD
View
A
Retailer 6
-
£2,699 GBP
View
A
Retailer 7
-
£2,731 GBP
$3,659 USD
View
A
Retailer 8
-
£2,919 GBP
$3,911 USD
View
A
Retailer 9
-
£2,950 GBP
View
A
Retailer 10
-
£3,100 GBP
$4,154 USD
View
Retailer 11
-
£3,277 GBP
A$6,756 AUD
View
Price last confirmed 28 days ago
A
Retailer 12
-
£3,588 GBP
ZAR 77,657 ZAR
View
Most Expensive
B+
MOH London
83D8456BE · Nov 1
£4,881 GBP
View
12 more retailers have this diamond
Prices start from £2,191 GBPSave up to £2,691 GBP

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
£2,191 GBP