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Asscher|Natural|GIA

1.51ct J SI1 Asscher Natural Diamond

EX • J/SI1 • GIA 6541347623

Certificate GIA 6541347623

Diamond specifications and retailer prices

From £3,465 GBP
$4,643 USD
As of November 1, 2026
Save £3,070 GBP (47%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £6,535 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.51ct natural asscher diamond

This 1.51ct natural asscher sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541347623. Listed at 12 retailers as of November 1, 2026, with prices from £3,465 to £6,535, a £3,070 spread on the same certified stone. MOH London lists it at £6,535. 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
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6541347623
Dimensions6.39 × 6.37 × 4.19 mm
L/W Ratio1.00
Top View
6.39 mm6.37 mm1.51 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541347623
Side View
Table 63.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 65.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £6,535 GBP|Low: £3,769 GBP|High: £6,614 GBP|Avg: £4,716 GBP|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 5£3,769 GBP
Retailer 6£4,235 GBP
Retailer 3£4,327 GBP
Retailer 4£4,443 GBP
Retailer 2£4,845 GBP
Retailer 7£4,892 GBP
MOH London£6,535 GBP

44 data points across 7 retailers

12 retailers£3,465 GBP to £6,535 GBP

B+
Cheapest Retailer
-
£3,465 GBP
$4,643 USD
B
Retailer 2
-
£3,769 GBP
CA$7,014 CAD
View
B
Retailer 3
-
£4,235 GBP
$5,675 USD
View
B
Retailer 4
-
£4,327 GBP
View
B
Retailer 5
-
£4,403 GBP
$5,899 USD
View
Retailer 6
-
£4,443 GBP
A$9,159 AUD
View
Price last confirmed 23 days ago
B
Retailer 7
-
£4,493 GBP
$6,020 USD
View
B
Retailer 8
-
£4,493 GBP
$6,020 USD
View
B
Retailer 9
-
£4,549 GBP
$6,095 USD
View
B
Retailer 10
-
£4,642 GBP
$6,220 USD
View
B
Retailer 11
-
£4,845 GBP
€6,183 EUR
View
Most Expensive
B
MOH London
520C1FB91 · Nov 1
£6,535 GBP
View
11 more retailers have this diamond
Prices start from £3,465 GBPSave up to £3,070 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.

B+
1.51ct Asscher
£3,465 GBP