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Oval|Natural|GIA

1.70ct L SI2 Oval Natural Diamond

EX • L/SI2 • GIA 3525666685

Certificate GIA 3525666685

Diamond specifications and retailer prices

From £1,979 GBP
As of November 6, 2026
Save £2,490 GBP (56%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £4,469 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.7ct natural oval diamond

This 1.7ct natural oval sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3525666685. Listed at 14 retailers as of November 5, 2026, with prices from £1,979 to £4,469, a £2,490 spread on the same certified stone. NZ Jewellers lists it at £4,469. 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
L
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 3525666685
Dimensions10.05 × 6.72 × 3.86 mm
L/W Ratio1.50
Top View
10.05 mm6.72 mm1.70 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 3525666685
Side View
Table 62.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 57.4%

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 6
Current: £4,469 GBP|Low: £1,979 GBP|High: £4,493 GBP|Avg: £2,757 GBP|-0.5%
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 6, 2026
Retailer 12£1,979 GBP
Retailer 2£2,078 GBP
Retailer 8£2,357 GBP
Retailer 9£2,565 GBP
Retailer 4£2,579 GBP
Retailer 5£2,589 GBP
Retailer 7£2,654 GBP
Retailer 10£2,663 GBP
Retailer 3£2,672 GBP
Retailer 11£2,960 GBP
Retailer 6£2,986 GBP
NZ Jewellers£4,469 GBP

26 data points across 12 retailers

14 retailers£1,979 GBP to £4,469 GBP

A
Cheapest Retailer
-
£1,979 GBP
A
Retailer 2
-
£2,078 GBP
View
B+
Retailer 3
-
£2,357 GBP
View
B+
Retailer 4
-
£2,450 GBP
View
B+
Retailer 5
-
£2,565 GBP
View
Retailer 6
-
£2,579 GBP
View
Price last confirmed 8 days ago
B+
Retailer 7
-
£2,589 GBP
View
B
Retailer 8
-
£2,592 GBP
View
B+
Retailer 9
-
£2,654 GBP
View
B+
Retailer 10
-
£2,663 GBP
View
B
Retailer 11
-
£2,672 GBP
View
B+
Retailer 12
-
£2,960 GBP
View
B+
Retailer 13
-
£2,986 GBP
View
Most Expensive
B
NZ Jewellers
b03cf92c-a086-4982-82cb-95a45402f9de · Nov 5
£4,469 GBP
$5,982 USD
View
13 more retailers have this diamond
Prices start from £1,979 GBPSave up to £2,490 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 Oval
£1,979 GBP