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Round|Natural|GIA

1.60ct J IF Round Natural Diamond

EX • J/IF • GIA 6555108591

Certificate GIA 6555108591

Diamond specifications and retailer prices

From £5,771 GBP
$7,732 USD
As of October 30, 2026
Save £5,015 GBP (46%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £10,786 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.6ct natural round diamond

This 1.6ct 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 6555108591. Listed at 6 retailers as of October 30, 2026, with prices from £5,771 to £10,786, a £5,015 spread on the same certified stone. NZ Jewellers lists it at £10,786. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6555108591
Dimensions7.48 × 7.51 × 4.62 mm
L/W Ratio1.00
Star length50%
Top View
7.48 mm7.51 mm1.60 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555108591
Side View
Table 57.0%Crown 33°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.6%

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: Oct 30
Current: £10,786 GBP|Low: £4,735 GBP|High: £10,888 GBP|Avg: £7,397 GBP|-0.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 5£5,771 GBP
Retailer 4£5,953 GBP
Retailer 6£6,530 GBP
Retailer 2£6,750 GBP
Retailer 3£9,036 GBP
NZ Jewellers£10,786 GBP

25 data points across 6 retailers

6 retailers£5,771 GBP to £10,786 GBP

B+
Cheapest Retailer
-
£5,771 GBP
$7,732 USD
B+
Retailer 2
-
£5,953 GBP
$7,976 USD
View
Final sale: no returns
B+
Retailer 3
-
£6,530 GBP
$8,750 USD
View
B+
Retailer 4
-
£6,750 GBP
€8,613 EUR
View
B
Retailer 5
-
£9,036 GBP
View
Most Expensive
B
NZ Jewellers
f30c5146-ac02-4a31-aa45-9649a2808b12 · Oct 30
£10,786 GBP
$14,452 USD
View
5 more retailers have this diamond
Prices start from £5,771 GBPSave up to £5,015 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+
1.60ct Round
£5,771 GBP