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Round|Natural|GIA

1.17ct J IF Round Natural Diamond

EX • J/IF • GIA 2145690364

Certificate GIA 2145690364

Diamond specifications and retailer prices

From £2,980 GBP
$3,993 USD
As of October 30, 2026
Save £1,289 GBP (30%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £4,270 GBP at 77 Diamonds · As of November 1, 2026
View at 77 Diamonds

About this 1.17ct natural round diamond

This 1.17ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2145690364. Listed at 4 retailers as of October 30, 2026, with prices from £2,980 to £4,270, a £1,289 spread on the same certified stone. 77 Diamonds lists it at £4,270. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.17
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2145690364
Dimensions6.69 × 6.75 × 4.18 mm
L/W Ratio1.01
Top View
6.69 mm6.75 mm1.17 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2145690364
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.2%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: £4,270 GBP|Low: £3,576 GBP|High: £4,297 GBP|Avg: £3,979 GBP|+1.7%
77 Diamonds
Retailer 2
Retailer 3
November 1, 2026
Retailer 3£3,576 GBP
Retailer 2£4,128 GBP
77 Diamonds£4,270 GBP

37 data points across 3 retailers

4 retailers£2,980 GBP to £4,270 GBP

B+
Cheapest Retailer
-
£2,980 GBP
$3,993 USD
B+
Retailer 2
-
£3,576 GBP
$4,791 USD
View
B
Retailer 3
-
£4,128 GBP
€5,268 EUR
View
Most Expensive
B
77 Diamonds
RBZ5CPJGFFS · Nov 1
£4,270 GBP
View
3 more retailers have this diamond
Prices start from £2,980 GBPSave up to £1,289 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+
1.17ct Round
£2,980 GBP