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Asscher|Natural|GIA

1.70ct J SI1 Asscher Natural Diamond

ID • J/SI1 • GIA 6392217973

Certificate GIA 6392217973

Diamond specifications and retailer prices

From £3,090 GBP
$4,140 USD
As of November 1, 2026
Save £3,299 GBP (52%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £6,389 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.7ct natural asscher diamond

This 1.7ct 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 6392217973. Listed at 14 retailers as of October 30, 2026, with prices from £3,090 to £6,389, a £3,299 spread on the same certified stone. NZ Jewellers lists it at £6,389. 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

1.70
Carat
J
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6392217973
Dimensions6.51 × 6.45 × 4.36 mm
L/W Ratio1.01
Top View
6.51 mm6.45 mm1.70 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6392217973
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.7%

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: £6,389 GBP|Low: £3,090 GBP|High: £6,389 GBP|Avg: £3,948 GBP
NZ Jewellers
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 1, 2026
Retailer 8£3,090 GBP
Retailer 13£3,168 GBP
Retailer 12£3,288 GBP
Retailer 10£3,411 GBP
Retailer 11£3,532 GBP
Retailer 9£3,547 GBP
Retailer 2£3,652 GBP
Retailer 4£3,769 GBP
Retailer 5£3,769 GBP
Retailer 3£3,896 GBP
Retailer 6£3,957 GBP
Retailer 7£5,873 GBP
NZ Jewellers£6,389 GBP

40 data points across 13 retailers

14 retailers£3,090 GBP to £6,389 GBP

A
Cheapest Retailer
-
£3,090 GBP
$4,140 USD
B+
Retailer 2
-
£3,168 GBP
CA$5,895 CAD
View
B+
Retailer 3
-
£3,288 GBP
$4,406 USD
View
B+
Retailer 4
-
£3,411 GBP
$4,570 USD
View
B+
Retailer 5
-
£3,532 GBP
$4,733 USD
View
B+
Retailer 6
-
£3,547 GBP
$4,753 USD
View
B+
Retailer 7
-
£3,652 GBP
View
B+
Retailer 8
-
£3,696 GBP
CA$6,878 CAD
View
B+
Retailer 9
-
£3,769 GBP
$5,050 USD
View
B+
Retailer 10
-
£3,769 GBP
$5,050 USD
View
B+
Retailer 11
-
£3,896 GBP
$5,220 USD
View
B+
Retailer 12
-
£3,957 GBP
€5,049 EUR
View
B
Retailer 13
-
£5,873 GBP
View
Most Expensive
B
NZ Jewellers
05048cb0-eda6-4c6c-a525-ec9eb4035a7a · Oct 30
£6,389 GBP
$8,561 USD
View
13 more retailers have this diamond
Prices start from £3,090 GBPSave up to £3,299 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
1.70ct Asscher
£3,090 GBP