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Round|Natural|GIA

1.50ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6522136882

Certificate GIA 6522136882

Diamond specifications and retailer prices

From £2,270 GBP
As of November 1, 2026
Save £658 GBP (22%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £2,928 GBP at Diamond Exchange Canada · As of November 5, 2026
View at Diamond Exchange Canada

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6522136882. Listed at 8 retailers as of November 1, 2026, with prices from £2,270 to £2,928, a £658 spread on the same certified stone. Diamond Exchange Canada lists it at £2,928. 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
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6522136882
Dimensions7.30 × 7.24 × 4.54 mm
L/W Ratio1.01
Top View
7.30 mm7.24 mm1.50 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6522136882
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.7%

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: £2,928 GBP|Low: £2,173 GBP|High: £3,078 GBP|Avg: £2,646 GBP
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4£2,270 GBP
Retailer 6£2,392 GBP
Retailer 3£2,499 GBP
Retailer 5£2,571 GBP
Retailer 8£2,684 GBP
Retailer 2£2,724 GBP
Retailer 7£2,730 GBP
Diamond Exchange Canada£2,928 GBP

40 data points across 8 retailers

8 retailers£2,270 GBP to £2,928 GBP

A
Cheapest Retailer
-
£2,270 GBP
B+
Retailer 2
-
£2,392 GBP
View
Final sale: no returns
A
Retailer 3
-
£2,499 GBP
View
A
Retailer 4
-
£2,571 GBP
View
A
Retailer 5
-
£2,684 GBP
View
A
Retailer 6
-
£2,724 GBP
View
B+
Retailer 7
-
£2,730 GBP
View
Most Expensive
B+
Diamond Exchange Canada
1989721876 · Nov 5
£2,928 GBP
CA$5,474 CAD
View
7 more retailers have this diamond
Prices start from £2,270 GBPSave up to £658 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 Round
£2,270 GBP