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Round|Natural|GIA

1.70ct J IF Round Natural Diamond

EX • J/IF • GIA 2566132906

Certificate GIA 2566132906

Diamond specifications and retailer prices

From £6,323 GBP
SGD 11,448 SGD
As of November 1, 2026
Save £5,010 GBP (44%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £11,333 GBP at With Clarity · As of November 1, 2026
View at With Clarity

About this 1.7ct natural round diamond

This 1.7ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2566132906. Listed at 14 retailers as of November 1, 2026, with prices from £6,323 to £11,333, a £5,010 spread on the same certified stone. With Clarity lists it at £11,333. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2566132906
Dimensions7.53 × 7.58 × 4.78 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.53 mm7.58 mm1.70 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566132906
Side View
Table 58.0%Crown 35°Girdle: Slightly ThickPavilion 41.6°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: £7,010 GBP|Low: £6,323 GBP|High: £11,919 GBP|Avg: £8,103 GBP|-8.9%
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
With Clarity
November 2, 2026
Retailer 11£6,323 GBP
Retailer 12£6,533 GBP
Retailer 13£6,718 GBP
Retailer 14£6,846 GBP
Retailer 9£6,855 GBP
Retailer 10£6,959 GBP
Retailer 2£6,991 GBP
Retailer 1£7,010 GBP
Retailer 8£8,053 GBP
Retailer 3£8,089 GBP
Retailer 4£8,168 GBP
Retailer 5£8,369 GBP
Retailer 7£9,322 GBP
Retailer 6£9,686 GBP
With Clarity£11,333 GBP

21 data points across 15 retailers

14 retailers£6,323 GBP to £11,333 GBP

B+
Cheapest Retailer
-
£6,323 GBP
SGD 11,448 SGD
B+
Retailer 2
-
£6,533 GBP
$8,753 USD
View
B+
Retailer 3
-
£6,718 GBP
$9,002 USD
View
B+
Retailer 4
-
£6,846 GBP
SGD 12,395 SGD
View
B+
Retailer 5
-
£6,855 GBP
$9,185 USD
View
B+
Retailer 6
-
£6,959 GBP
$9,324 USD
View
B+
Retailer 7
-
£6,991 GBP
$9,367 USD
View
B+
Retailer 8
-
£7,010 GBP
View
B+
Retailer 9
-
£8,053 GBP
€10,276 EUR
View
B+
Retailer 10
-
£8,089 GBP
$10,839 USD
View
B+
Retailer 11
-
£8,168 GBP
$10,944 USD
View
B+
Retailer 12
-
£8,369 GBP
$11,214 USD
View
B
Retailer 13
-
£9,322 GBP
$12,490 USD
View
Most Expensive
B
With Clarity
2566132906 · Nov 1
£11,333 GBP
$15,185 USD
View
13 more retailers have this diamond
Prices start from £6,323 GBPSave up to £5,010 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 Round
£6,323 GBP