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Asscher|Natural|GIA

1.70ct I SI1 Asscher Natural Diamond

EX • I/SI1 • GIA 6551164817

Certificate GIA 6551164817

Diamond specifications and retailer prices

From £3,885 GBP
$5,206 USD
As of October 31, 2026
Save £3,155 GBP (45%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £7,040 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 6551164817. Listed at 14 retailers as of October 30, 2026, with prices from £3,885 to £7,040, a £3,155 spread on the same certified stone. NZ Jewellers lists it at £7,040. 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 6551164817
Dimensions6.29 × 6.28 × 4.42 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Cloud, Needle
Top View
6.29 mm6.28 mm1.70 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551164817
Side View
Table 66.0%CrownGirdlePavilionCulet: NoneDepth 70.5%

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: Oct 31
Current: £7,040 GBP|Low: £3,885 GBP|High: £7,040 GBP|Avg: £4,683 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 5£3,885 GBP
Retailer 2£3,994 GBP
Retailer 9£4,015 GBP
Retailer 7£4,072 GBP
Retailer 3£4,209 GBP
Retailer 11£4,209 GBP
Retailer 13£4,209 GBP
Retailer 4£4,232 GBP
Retailer 10£4,764 GBP
Retailer 12£4,857 GBP
Retailer 8£5,174 GBP
Retailer 6£6,704 GBP
NZ Jewellers£7,040 GBP

29 data points across 13 retailers

14 retailers£3,885 GBP to £7,040 GBP

A
Cheapest Retailer
-
£3,885 GBP
$5,206 USD
Final sale: no returns
A
Retailer 2
-
£3,994 GBP
View
A
Retailer 3
-
£4,015 GBP
$5,380 USD
View
A
Retailer 4
-
£4,072 GBP
View
B+
Retailer 5
-
£4,209 GBP
$5,640 USD
View
B+
Retailer 6
-
£4,209 GBP
$5,640 USD
View
B+
Retailer 7
-
£4,209 GBP
$5,640 USD
View
Retailer 8
-
£4,232 GBP
A$8,724 AUD
View
Price last confirmed 14 days ago
B+
Retailer 9
-
£4,388 GBP
$5,880 USD
View
B+
Retailer 10
-
£4,764 GBP
€6,079 EUR
View
B+
Retailer 11
-
£4,857 GBP
$6,508 USD
View
B+
Retailer 12
-
£5,174 GBP
ZAR 111,997 ZAR
View
B
Retailer 13
-
£6,704 GBP
View
Most Expensive
B
NZ Jewellers
a7bcdd74-5c8f-4644-a0e3-fdc89e833bf9 · Oct 30
£7,040 GBP
$9,433 USD
View
13 more retailers have this diamond
Prices start from £3,885 GBPSave up to £3,155 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
£3,885 GBP