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Round|Natural|IGI

1.55ct I VS2 Round Natural Diamond

EX • I/VS2 • IGI 651485286

Shape and cutting style on the report: Round brilliant

Certificate IGI 651485286

Diamond specifications and retailer prices

From £2,969 GBP
As of November 3, 2026
Save £2,537 GBP (46%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £6,023 GBP at NZ Jewellers · As of September 18, 2026
View at NZ Jewellers

About this 1.55ct natural round diamond

This 1.55ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 651485286. Listed at 15 retailers as of November 2, 2026, with a 85% 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

1.55
Carat
I
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 651485286
Dimensions7.44 × 7.48 × 4.52 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.44 mm7.48 mm1.55 ctI / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 651485286
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.6%

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: £3,840 GBP|Low: £2,969 GBP|High: £5,740 GBP|Avg: £3,742 GBP|+1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 4, 2026
Retailer 4£2,969 GBP
Retailer 6£3,042 GBP
Retailer 2£3,219 GBP
Retailer 3£3,396 GBP
Retailer 8£3,457 GBP
Retailer 9£3,457 GBP
Retailer 1£3,840 GBP
Retailer 7£4,172 GBP
Retailer 5£5,506 GBP

30 data points across 9 retailers

15 retailers£2,969 GBP to £5,506 GBP

A
Cheapest Retailer
-
£2,969 GBP
A
Retailer 2
-
£3,042 GBP
View
A
Retailer 3
-
£3,219 GBP
View
A
Retailer 4
-
£3,396 GBP
View
Retailer 5
-
£3,457 GBP
View
Price last confirmed 54 days ago
Retailer 6
-
£3,457 GBP
View
Price last confirmed 48 days ago
Retailer 7
-
£3,457 GBP
View
Price last confirmed 13 days ago
Retailer 8
-
£3,562 GBP
View
Price last confirmed 19 days ago
A
Retailer 9
-
£3,840 GBP
View
Retailer 10
-
£3,989 GBP
View
Price last confirmed 58 days ago
Retailer 11
-
£3,989 GBP
View
Price last confirmed 46 days ago
Retailer 12
-
£4,172 GBP
View
Price last confirmed 13 days ago
B+
Retailer 13
-
£5,506 GBP
View
Retailer 14
-
£6,023 GBP
View
Price last confirmed 55 days ago
Most Expensive
NZ Jewellers
eadbf891-a847-487c-9c0e-98477c5d5825 · Sep 18
£6,023 GBP
$8,131 USD
View
Price last confirmed 47 days ago
14 more retailers have this diamond
Prices start from £2,969 GBPSave up to £2,537 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
1.55ct Round
£2,969 GBP