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Round|Natural|GIA

1.57ct K IF Round Natural Diamond

EX • K/IF • GIA 5503223338

Shape and cutting style on the report: Round brilliant

Certificate GIA 5503223338

Diamond specifications and retailer prices

From £4,078 GBP
As of November 5, 2026
Save £3,667 GBP (47%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £7,744 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.57ct natural round diamond

This 1.57ct 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 5503223338. Listed at 8 retailers as of November 5, 2026, with prices from £4,078 to £7,744, a £3,667 spread on the same certified stone. NZ Jewellers lists it at £7,744. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5503223338
Dimensions7.41 × 7.45 × 4.63 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
7.41 mm7.45 mm1.57 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5503223338
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £7,744 GBP|Low: £3,893 GBP|High: £8,084 GBP|Avg: £5,435 GBP|+4.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 9£4,078 GBP
Retailer 11£4,421 GBP
Retailer 6£4,630 GBP
Retailer 8£4,630 GBP
Retailer 3£4,679 GBP
Retailer 12£4,699 GBP
Retailer 2£5,020 GBP
Retailer 7£5,343 GBP
Retailer 10£5,885 GBP
Retailer 5£6,803 GBP
Retailer 4£7,142 GBP
NZ Jewellers£7,744 GBP

27 data points across 12 retailers

8 retailers£4,078 GBP to £7,744 GBP

A
Cheapest Retailer
-
£4,078 GBP
A
Retailer 2
-
£4,630 GBP
View
A
Retailer 3
-
£4,630 GBP
View
A
Retailer 4
-
£5,020 GBP
View
B+
Retailer 5
-
£5,343 GBP
View
B+
Retailer 6
-
£5,885 GBP
View
B+
Retailer 7
-
£6,803 GBP
View
Most Expensive
B
NZ Jewellers
a95e3530-f4cf-4e52-b82a-fa38907d5830 · Nov 5
£7,744 GBP
$10,423 USD
View
7 more retailers have this diamond
Prices start from £4,078 GBPSave up to £3,667 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
1.57ct Round
£4,078 GBP