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Cushion|Natural|GIA

1.50ct L SI2 Cushion Natural Diamond

EX • L/SI2 • GIA 6541814164

Certificate GIA 6541814164

Diamond specifications and retailer prices

From £1,327 GBP
As of November 6, 2026
Save £879 GBP (40%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £2,205 GBP at Ritani · As of November 6, 2026
View at Ritani

About this 1.5ct natural cushion diamond

This 1.5ct natural cushion sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541814164. Listed at 8 retailers as of November 6, 2026, with prices from £1,327 to £2,205, a £879 spread on the same certified stone. Ritani lists it at £2,205. 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
L
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6541814164
Dimensions8.25 × 5.66 × 3.92 mm
L/W Ratio1.46
Top View
8.25 mm5.66 mm1.50 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541814164
Side View
Table 60.0%CrownGirdle: STK-ETKPavilionCulet: NoneDepth 69.2%

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: Nov 6
Current: £1,327 GBP|Low: £1,327 GBP|High: £2,205 GBP|Avg: £1,800 GBP|-1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Ritani
November 6, 2026
Retailer 1£1,327 GBP
Retailer 5£1,580 GBP
Retailer 4£1,749 GBP
Retailer 3£1,901 GBP
Retailer 2£2,172 GBP
Ritani£2,205 GBP

44 data points across 6 retailers

8 retailers£1,327 GBP to £2,205 GBP

A
Cheapest Retailer
-
£1,327 GBP
B+
Retailer 2
-
£1,580 GBP
View
B+
Retailer 3
-
£1,728 GBP
View
Retailer 4
-
£1,749 GBP
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£1,853 GBP
View
B+
Retailer 6
-
£1,901 GBP
View
B
Retailer 7
-
£2,172 GBP
View
Most Expensive
B
Ritani
D-5PY6PXUNX0 · Nov 6
£2,205 GBP
$2,952 USD
View
7 more retailers have this diamond
Prices start from £1,327 GBPSave up to £879 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
£1,327 GBP