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Cushion|Natural|GIA

1.50ct D SI2 Cushion Natural Diamond

EX • D/SI2 • GIA 6552192119

Certificate GIA 6552192119

Diamond specifications and retailer prices

From £3,306 GBP
$4,430 USD
As of October 30, 2026
Save £3,259 GBP (50%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £6,566 GBP 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 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 6552192119. Listed at 14 retailers as of October 26, 2026, with prices from £3,306 to £6,566, a £3,259 spread on the same certified stone. MOH London lists it at £6,566. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6552192119
Dimensions8.20 × 6.12 × 3.77 mm
L/W Ratio1.34
Top View
8.20 mm6.12 mm1.50 ctD / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6552192119
Side View
Table 67.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 61.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £6,566 GBP|Low: £3,176 GBP|High: £6,785 GBP|Avg: £4,282 GBP|-3.2%
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
October 31, 2026
Retailer 12£3,306 GBP
Retailer 10£3,443 GBP
Retailer 4£3,755 GBP
Retailer 5£3,781 GBP
Retailer 6£3,891 GBP
Retailer 9£3,944 GBP
Retailer 2£4,017 GBP
Retailer 3£4,202 GBP
Retailer 11£4,202 GBP
Retailer 13£4,344 GBP
Retailer 8£4,542 GBP
Retailer 7£4,653 GBP
MOH London£6,566 GBP

36 data points across 13 retailers

14 retailers£3,306 GBP to £6,566 GBP

A
Cheapest Retailer
-
£3,306 GBP
$4,430 USD
A
Retailer 2
-
£3,443 GBP
$4,613 USD
View
Final sale: no returns
Retailer 3
-
£3,755 GBP
$5,031 USD
View
Price last confirmed 23 days ago
A
Retailer 4
-
£3,781 GBP
$5,066 USD
View
A
Retailer 5
-
£3,891 GBP
View
A
Retailer 6
-
£3,944 GBP
$5,284 USD
View
A
Retailer 7
-
£4,017 GBP
View
B+
Retailer 8
-
£4,202 GBP
$5,630 USD
View
A
Retailer 9
-
£4,202 GBP
$5,630 USD
View
B+
Retailer 10
-
£4,273 GBP
A$8,808 AUD
View
B+
Retailer 11
-
£4,344 GBP
$5,820 USD
View
Retailer 12
-
£4,542 GBP
$6,086 USD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
£4,653 GBP
€5,937 EUR
View
Most Expensive
B
MOH London
7DB11B377 · Oct 26
£6,566 GBP
View
13 more retailers have this diamond
Prices start from £3,306 GBPSave up to £3,259 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
1.50ct Cushion
£3,306 GBP