Oval|Natural|GIA

1.70ct F SI1 Oval Natural Diamond

ID • F/SI1 • GIA 6541240543

Certificate GIA 6541240543

Diamond specifications and retailer prices

From £5,738 GBP
$7,700 USD
As of November 1, 2026
Save £5,175 GBP (47%) vs most expensive(unlock to see where)
39 retailers carry this diamond
Most expensive: £10,913 GBP at NZ Jewellers · As of November 2, 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 6541240543. Listed at 39 retailers as of November 1, 2026, with prices from £5,738 to £10,913, a £5,175 spread on the same certified stone. NZ Jewellers lists it at £10,913. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6541240543
Dimensions9.47 × 6.77 × 4.23 mm
L/W Ratio1.40
Top View
9.47 mm6.77 mm1.70 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6541240543
Side View
Table 62.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £10,913 GBP|Low: £5,738 GBP|High: £10,913 GBP|Avg: £7,615 GBP|+0.6%
NZ Jewellers
Retailer 2
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Retailer 29
Retailer 30
Retailer 31
Retailer 32
Retailer 33
Retailer 34
Retailer 35
Retailer 36
November 2, 2026
Retailer 32£5,738 GBP
Retailer 28£5,857 GBP
Retailer 3£5,893 GBP
Retailer 14£6,102 GBP
Retailer 5£6,131 GBP
Retailer 26£6,238 GBP
Retailer 6£6,239 GBP
Retailer 34£6,317 GBP
Retailer 29£6,476 GBP
Retailer 35£6,502 GBP
Retailer 11£6,547 GBP
Retailer 16£6,548 GBP
Retailer 10£6,562 GBP
Retailer 30£6,871 GBP
Retailer 27£6,956 GBP
Retailer 7£6,981 GBP
Retailer 23£7,093 GBP
Retailer 31£7,160 GBP
Retailer 18£7,203 GBP
Retailer 17£7,263 GBP
Retailer 21£7,265 GBP
Retailer 12£7,279 GBP
Retailer 20£7,295 GBP
Retailer 19£7,298 GBP
Retailer 13£7,326 GBP
Retailer 4£7,728 GBP
Retailer 22£7,728 GBP
Retailer 8£7,801 GBP
Retailer 15£7,819 GBP
Retailer 9£7,988 GBP
Retailer 24£8,141 GBP
Retailer 36£8,185 GBP
Retailer 33£9,620 GBP
Retailer 2£10,227 GBP
Retailer 25£10,590 GBP
NZ Jewellers£10,913 GBP

16 data points across 36 retailers

39 retailers£5,738 GBP to £10,913 GBP

B+
Cheapest Retailer
-
£5,738 GBP
$7,700 USD
Retailer 2
-
£5,857 GBP
HK$61,400 HKD
View
Price last confirmed 16 days ago
A
Retailer 3
-
£5,893 GBP
$7,908 USD
View
B+
Retailer 4
-
£6,102 GBP
$8,188 USD
View
B+
Retailer 5
-
£6,125 GBP
A$12,646 AUD
View
B+
Retailer 6
-
£6,131 GBP
$8,227 USD
View
Retailer 7
-
£6,238 GBP
₹797,247 INR
View
Price last confirmed 19 days ago
B+
Retailer 8
-
£6,239 GBP
$8,372 USD
View
Retailer 9
-
£6,294 GBP
$8,446 USD
View
Price last confirmed 25 days ago
B+
Retailer 10
-
£6,317 GBP
$8,477 USD
View
Retailer 11
-
£6,476 GBP
SGD 11,744 SGD
View
Price last confirmed 22 days ago
B+
Retailer 12
-
£6,502 GBP
$8,725 USD
View
B+
Retailer 13
-
£6,538 GBP
$8,774 USD
View
B+
Retailer 14
-
£6,547 GBP
$8,786 USD
View
Final sale: no returns
B+
Retailer 15
-
£6,548 GBP
$8,787 USD
View
B+
Retailer 16
-
£6,562 GBP
CA$12,230 CAD
View
Retailer 17
-
£6,871 GBP
$9,220 USD
View
Price last confirmed 18 days ago
B+
Retailer 18
-
£6,956 GBP
SGD 12,614 SGD
View
B+
Retailer 19
-
£6,981 GBP
$9,368 USD
View
B+
Retailer 20
-
£7,093 GBP
$9,519 USD
View
B+
Retailer 21
-
£7,160 GBP
View
B
Retailer 22
-
£7,203 GBP
$9,666 USD
View
Retailer 23
-
£7,217 GBP
A$14,900 AUD
View
Price last confirmed 29 days ago
B
Retailer 24
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£7,263 GBP
$9,747 USD
View
B
Retailer 25
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£7,279 GBP
$9,768 USD
View
B
Retailer 26
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£7,295 GBP
$9,789 USD
View
B
Retailer 27
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£7,298 GBP
$9,793 USD
View
B+
Retailer 28
-
£7,326 GBP
View
B+
Retailer 29
-
£7,728 GBP
$10,370 USD
View
B+
Retailer 30
-
£7,728 GBP
$10,370 USD
View
B+
Retailer 31
-
£7,801 GBP
$10,469 USD
View
B+
Retailer 32
-
£7,819 GBP
$10,493 USD
View
B
Retailer 33
-
£7,988 GBP
$10,720 USD
View
B+
Retailer 34
-
£8,141 GBP
€10,405 EUR
View
B+
Retailer 35
-
£8,185 GBP
$10,984 USD
View
B
Retailer 36
-
£9,620 GBP
ZAR 208,545 ZAR
View
B
Retailer 37
-
£10,227 GBP
View
Retailer 38
-
£10,590 GBP
View
Price last confirmed 18 days ago
Most Expensive
B
NZ Jewellers
4b26e7f9-4e93-4d67-b069-7603f5f466c4 · Nov 2
£10,913 GBP
$14,645 USD
View
38 more retailers have this diamond
Prices start from £5,738 GBPSave up to £5,175 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
£5,738 GBP