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Round|Natural|GIA

1.59ct K IF Round Natural Diamond

EX • K/IF • GIA 2546279920

Certificate GIA 2546279920

Diamond specifications and retailer prices

From £3,528 GBP
As of November 4, 2026
Save £3,303 GBP (48%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £7,775 GBP at NZ Jewellers · As of October 17, 2026
View at NZ Jewellers

About this 1.59ct natural round diamond

This 1.59ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2546279920. Listed at 17 retailers as of November 4, 2026, with a 94% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2546279920
Dimensions7.46 × 7.51 × 4.61 mm
L/W Ratio1.01
Top View
7.46 mm7.51 mm1.59 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2546279920
Side View
Table 59.0%Crown 35.5°Girdle: THN-STKPavilion 41.2°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
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 4
Current: £3,713 GBP|Low: £3,528 GBP|High: £6,931 GBP|Avg: £4,886 GBP|-2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8£3,528 GBP
Retailer 1£3,713 GBP
Retailer 7£4,075 GBP
Retailer 6£4,324 GBP
Retailer 2£4,387 GBP
Retailer 4£5,047 GBP
Retailer 3£5,672 GBP
Retailer 5£6,830 GBP

35 data points across 8 retailers

17 retailers£3,528 GBP to £6,830 GBP

A
Cheapest Retailer
-
£3,528 GBP
A
Retailer 2
-
£3,713 GBP
View
Retailer 3
-
£4,017 GBP
View
Price last confirmed 14 days ago
A
Retailer 4
-
£4,075 GBP
View
A
Retailer 5
-
£4,287 GBP
View
A
Retailer 6
-
£4,324 GBP
View
A
Retailer 7
-
£4,387 GBP
View
A
Retailer 8
-
£4,607 GBP
View
Retailer 9
-
£4,649 GBP
View
Price last confirmed 21 days ago
Retailer 10
-
£4,649 GBP
View
Price last confirmed 17 days ago
Retailer 11
-
£4,649 GBP
View
Price last confirmed 22 days ago
B+
Retailer 12
-
£4,766 GBP
View
A
Retailer 13
-
£5,047 GBP
View
Retailer 14
-
£5,364 GBP
View
Price last confirmed 19 days ago
B+
Retailer 15
-
£5,672 GBP
View
B+
Retailer 16
-
£6,830 GBP
View
Most Expensive
NZ Jewellers
4760dcbb-e779-4e6f-928f-d12334689b9a · Oct 17
£7,775 GBP
$10,465 USD
View
Price last confirmed 20 days ago
16 more retailers have this diamond
Prices start from £3,528 GBPSave up to £3,303 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
1.59ct Round
£3,528 GBP