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Asscher|Natural|GIA

1.70ct I SI1 Asscher Natural Diamond

EX • I/SI1 • GIA 1557384991

Certificate GIA 1557384991

Diamond specifications and retailer prices

From £3,568 GBP
$4,780 USD
As of November 1, 2026
Save £3,582 GBP (50%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £7,150 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 I 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 1557384991. Listed at 14 retailers as of October 30, 2026, with prices from £3,568 to £7,150, a £3,582 spread on the same certified stone. NZ Jewellers lists it at £7,150. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1557384991
Dimensions6.58 × 6.40 × 4.41 mm
L/W Ratio1.03
Girdle conditionPolished
Top View
6.58 mm6.40 mm1.70 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1557384991
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 68.9%

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: £7,150 GBP|Low: £2,979 GBP|High: £7,150 GBP|Avg: £4,620 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
November 1, 2026
Retailer 8£3,568 GBP
Retailer 7£3,575 GBP
Retailer 10£3,667 GBP
Retailer 4£3,837 GBP
Retailer 12£3,979 GBP
Retailer 3£4,121 GBP
Retailer 5£4,176 GBP
Retailer 11£4,373 GBP
Retailer 6£4,616 GBP
Retailer 9£6,252 GBP
Retailer 2£6,298 GBP
NZ Jewellers£7,150 GBP

41 data points across 12 retailers

14 retailers£3,568 GBP to £7,150 GBP

A
Cheapest Retailer
-
£3,568 GBP
$4,780 USD
A
Retailer 2
-
£3,575 GBP
$4,790 USD
View
Final sale: no returns
A
Retailer 3
-
£3,667 GBP
CA$6,824 CAD
View
A
Retailer 4
-
£3,837 GBP
$5,141 USD
View
A
Retailer 5
-
£3,979 GBP
$5,331 USD
View
B+
Retailer 6
-
£4,121 GBP
$5,522 USD
View
A
Retailer 7
-
£4,176 GBP
View
B+
Retailer 8
-
£4,373 GBP
$5,860 USD
View
B+
Retailer 9
-
£4,373 GBP
$5,860 USD
View
B+
Retailer 10
-
£4,523 GBP
$6,060 USD
View
B+
Retailer 11
-
£4,616 GBP
€5,890 EUR
View
B
Retailer 12
-
£6,252 GBP
$8,378 USD
View
B
Retailer 13
-
£6,298 GBP
View
Most Expensive
B
NZ Jewellers
38f5162d-6a5e-4307-b543-d4dc4af79537 · Oct 30
£7,150 GBP
$9,580 USD
View
13 more retailers have this diamond
Prices start from £3,568 GBPSave up to £3,582 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
£3,568 GBP