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Round|Natural|IGI

1.57ct K VS2 Round Natural Diamond

EX • K/VS2 • IGI 683517757

Shape and cutting style on the report: Round brilliant

Certificate IGI 683517757

Diamond specifications and retailer prices

From £2,188 GBP
As of November 3, 2026
Save £1,564 GBP (42%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £4,692 GBP at NZ Jewellers · As of September 28, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 683517757. Listed at 7 retailers as of November 1, 2026, with a 71% 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

1.57
Carat
K
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 683517757
Dimensions7.40 × 7.45 × 4.60 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.40 mm7.45 mm1.57 ctK / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 683517757
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.0%

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 3
Current: £2,456 GBP|Low: £2,140 GBP|High: £3,797 GBP|Avg: £2,646 GBP|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 4£2,140 GBP
Retailer 3£2,188 GBP
Retailer 1£2,456 GBP
Retailer 6£2,502 GBP
Retailer 5£2,699 GBP
Retailer 2£3,752 GBP

27 data points across 6 retailers

7 retailers£2,188 GBP to £3,752 GBP

A
Cheapest Retailer
-
£2,188 GBP
Retailer 2
-
£2,244 GBP
View
Price last confirmed 41 days ago
Retailer 3
-
£2,244 GBP
View
Price last confirmed 29 days ago
Retailer 4
-
£2,331 GBP
View
Price last confirmed 38 days ago
A
Retailer 5
-
£2,456 GBP
View
B+
Retailer 6
-
£3,752 GBP
View
Most Expensive
NZ Jewellers
4845feb5-80ad-44c5-93cb-cf09d87e9e46 · Sep 28
£4,692 GBP
$6,315 USD
View
Price last confirmed 39 days ago
6 more retailers have this diamond
Prices start from £2,188 GBPSave up to £1,564 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
£2,188 GBP