Oval|Natural|GIA

1.70ct F SI1 Oval Natural Diamond

EX • F/SI1 • GIA 2233963924

Certificate GIA 2233963924

Diamond specifications and retailer prices

From £7,016 GBP
$9,400 USD
As of November 1, 2026
Save £5,792 GBP (45%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £12,808 GBP at NZ Jewellers · As of October 30, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2233963924. Listed at 23 retailers as of October 30, 2026, with prices from £7,016 to £12,808, a £5,792 spread on the same certified stone. NZ Jewellers lists it at £12,808. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle37.72°
Pavilion angle40.7°
OriginNatural
Grading LabGIA
CertificateGIA 2233963924
Dimensions9.41 × 6.68 × 4.23 mm
L/W Ratio1.41
Girdle conditionThick
Key to symbols
Crystal, Feather, Etch Channel, Indented Natural
Top View
9.41 mm6.68 mm1.70 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2233963924
Side View
Table 60.0%Crown 37.72°Girdle: Sli. Thick - ThickPavilion 40.7°Culet: NoneDepth 63.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £8,597 GBP|Low: £7,130 GBP|High: £12,146 GBP|Avg: £9,010 GBP|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 2, 2026
Retailer 4£7,130 GBP
Retailer 14£7,594 GBP
Retailer 2£7,684 GBP
Retailer 5£7,684 GBP
Retailer 15£7,748 GBP
Retailer 7£8,197 GBP
Retailer 9£8,233 GBP
Retailer 13£8,465 GBP
Retailer 1£8,597 GBP
Retailer 3£8,811 GBP
Retailer 6£9,158 GBP
Retailer 8£9,680 GBP
Retailer 11£11,290 GBP
Retailer 12£11,730 GBP
Retailer 10£12,002 GBP

28 data points across 15 retailers

23 retailers£7,016 GBP to £12,808 GBP

B+
Cheapest Retailer
-
£7,016 GBP
$9,400 USD
B+
Retailer 2
-
£7,130 GBP
$9,554 USD
View
B+
Retailer 3
-
£7,594 GBP
$10,175 USD
View
B+
Retailer 4
-
£7,684 GBP
$10,296 USD
View
B+
Retailer 5
-
£7,684 GBP
$10,296 USD
View
Final sale: no returns
Retailer 6
-
£7,684 GBP
$10,296 USD
View
Price last confirmed 17 days ago
B+
Retailer 7
-
£7,748 GBP
$10,382 USD
View
B
Retailer 8
-
£8,197 GBP
$10,983 USD
View
B+
Retailer 9
-
£8,233 GBP
View
Retailer 10
-
£8,325 GBP
$11,154 USD
View
Price last confirmed 11 days ago
Retailer 11
-
£8,325 GBP
$11,154 USD
View
Price last confirmed 32 days ago
Retailer 12
-
£8,465 GBP
A$17,450 AUD
View
Price last confirmed 9 days ago
B
Retailer 13
-
£8,597 GBP
View
B
Retailer 14
-
£8,811 GBP
$11,806 USD
View
B
Retailer 15
-
£9,158 GBP
$12,270 USD
View
Retailer 16
-
£9,606 GBP
$12,871 USD
View
Price last confirmed 12 days ago
B
Retailer 17
-
£9,606 GBP
$12,871 USD
View
B
Retailer 18
-
£9,680 GBP
€12,352 EUR
View
B
Retailer 19
-
£11,290 GBP
ZAR 244,373 ZAR
View
B
Retailer 20
-
£11,730 GBP
View
B
Retailer 21
-
£12,002 GBP
View
Retailer 22
-
£12,808 GBP
$17,161 USD
View
Price last confirmed 12 days ago
Most Expensive
B
NZ Jewellers
00925926-f00f-44e4-80f0-d654eb8cb24f · Oct 30
£12,808 GBP
$17,161 USD
View
22 more retailers have this diamond
Prices start from £7,016 GBPSave up to £5,792 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
£7,016 GBP