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Oval|Natural|GIA

1.70ct G SI2 Oval Natural Diamond

ID • G/SI2 • GIA 1559546085

Certificate GIA 1559546085

Diamond specifications and retailer prices

From £4,463 GBP
$5,980 USD
As of October 28, 2026
Save £5,624 GBP (56%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £10,087 GBP at NZ Jewellers · As of October 27, 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1559546085. Listed at 26 retailers as of October 27, 2026, with prices from £4,463 to £10,087, a £5,624 spread on the same certified stone. NZ Jewellers lists it at £10,087. 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
G
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1559546085
Dimensions9.22 × 6.54 × 4.18 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Twinning Wisp, Cavity, Knot, Cloud, Needle, Natural
Top View
9.22 mm6.54 mm1.70 ctG / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1559546085
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NDepth 63.8%

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 28
Current: £10,087 GBP|Low: £3,979 GBP|High: £10,087 GBP|Avg: £5,738 GBP
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 5
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Retailer 11
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Retailer 17
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Retailer 22
October 29, 2026
Retailer 5£4,463 GBP
Retailer 4£4,562 GBP
Retailer 14£4,765 GBP
Retailer 3£4,774 GBP
Retailer 8£5,043 GBP
Retailer 22£5,044 GBP
Retailer 7£5,149 GBP
Retailer 20£5,464 GBP
Retailer 21£5,547 GBP
Retailer 12£5,553 GBP
Retailer 9£5,562 GBP
Retailer 2£5,571 GBP
Retailer 11£5,644 GBP
Retailer 18£5,663 GBP
Retailer 13£5,877 GBP
Retailer 15£5,941 GBP
Retailer 10£5,974 GBP
Retailer 6£6,084 GBP
Retailer 17£6,229 GBP
Retailer 19£6,304 GBP
Retailer 16£8,450 GBP
NZ Jewellers£10,087 GBP

25 data points across 22 retailers

26 retailers£4,463 GBP to £10,087 GBP

A
Cheapest Retailer
-
£4,463 GBP
$5,980 USD
A
Retailer 2
-
£4,562 GBP
$6,113 USD
View
A
Retailer 3
-
£4,674 GBP
$6,263 USD
View
A
Retailer 4
-
£4,765 GBP
$6,384 USD
View
A
Retailer 5
-
£4,774 GBP
$6,397 USD
View
A
Retailer 6
-
£4,834 GBP
$6,477 USD
View
A
Retailer 7
-
£5,043 GBP
$6,757 USD
View
Final sale: no returns
A
Retailer 8
-
£5,044 GBP
$6,758 USD
View
B+
Retailer 9
-
£5,149 GBP
CA$9,583 CAD
View
B+
Retailer 10
-
£5,464 GBP
$7,321 USD
View
B+
Retailer 11
-
£5,547 GBP
$7,433 USD
View
B+
Retailer 12
-
£5,553 GBP
$7,441 USD
View
B+
Retailer 13
-
£5,562 GBP
$7,452 USD
View
B+
Retailer 14
-
£5,571 GBP
$7,464 USD
View
B+
Retailer 15
-
£5,644 GBP
$7,562 USD
View
B+
Retailer 16
-
£5,663 GBP
View
B+
Retailer 17
-
£5,877 GBP
View
B+
Retailer 18
-
£5,941 GBP
$7,960 USD
View
B+
Retailer 19
-
£5,941 GBP
$7,960 USD
View
B+
Retailer 20
-
£5,974 GBP
$8,004 USD
View
B+
Retailer 21
-
£6,084 GBP
$8,151 USD
View
B+
Retailer 22
-
£6,135 GBP
$8,220 USD
View
B+
Retailer 23
-
£6,229 GBP
€7,949 EUR
View
B+
Retailer 24
-
£6,304 GBP
$8,447 USD
View
B
Retailer 25
-
£8,450 GBP
View
Most Expensive
B
NZ Jewellers
4ea215db-8027-445c-8fed-d31f95b603c7 · Oct 27
£10,087 GBP
$13,515 USD
View
25 more retailers have this diamond
Prices start from £4,463 GBPSave up to £5,624 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
£4,463 GBP