CaratHunter
Plans
Oval|Natural|GIA

1.70ct L SI2 Oval Natural Diamond

ID • L/SI2 • GIA 2

Certificate GIA 2

Diamond specifications and retailer prices

From £3,491 GBP
As of November 6, 2026
Save £4,250 GBP (55%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £7,741 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. Listed at 7 retailers as of November 5, 2026, with prices from £3,491 to £7,741, a £4,250 spread on the same certified stone. NZ Jewellers lists it at £7,741. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2
Dimensions9.20 × 6.61 × 4.17 mm
L/W Ratio1.39
Top View
9.20 mm6.61 mm1.70 ctL / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2
Side View
Table 61.0%CrownGirdle: VTN-THKPavilionCulet: NoneDepth 63.1%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £7,741 GBP|Low: £3,491 GBP|High: £8,030 GBP|Avg: £4,727 GBP|-3.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 26, 2026
Retailer 5£3,491 GBP
Retailer 3£3,703 GBP
Retailer 2£4,193 GBP
Retailer 4£4,193 GBP
Retailer 7£4,193 GBP
Retailer 6£4,838 GBP
NZ Jewellers£7,741 GBP

6 data points across 7 retailers

7 retailers£3,491 GBP to £7,741 GBP

B
Cheapest Retailer
-
£3,491 GBP
B
Retailer 2
-
£3,703 GBP
View
B
Retailer 3
-
£4,193 GBP
View
Retailer 4
-
£4,193 GBP
View
Price last confirmed 8 days ago
B
Retailer 5
-
£4,193 GBP
View
B
Retailer 6
-
£4,838 GBP
View
Most Expensive
C
NZ Jewellers
3516a6ab-2f61-40e2-9d0c-303ee3ee17de · Nov 5
£7,741 GBP
$10,361 USD
View
6 more retailers have this diamond
Prices start from £3,491 GBPSave up to £4,250 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
1.70ct Oval
£3,491 GBP