CaratHunter
Plans
Round|Natural|IGI

1.53ct H VS1 Round Natural Diamond

EX • H/VS1 • IGI 654415988

Shape and cutting style on the report: Round brilliant

Certificate IGI 654415988

Diamond specifications and retailer prices

From £3,999 GBP
As of November 5, 2026
Save £4,536 GBP (53%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £8,535 GBP at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 654415988. Listed at 14 retailers as of November 5, 2026, with prices from £3,999 to £8,535, a £4,536 spread on the same certified stone. Diamond Quarter lists it at £8,535. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 654415988
Dimensions7.31 × 7.37 × 4.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.31 mm7.37 mm1.53 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 654415988
Side View
Table 57.0%Crown 35.2°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.8%

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: £5,594 GBP|Low: £3,578 GBP|High: £7,132 GBP|Avg: £4,880 GBP|-0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 2£3,999 GBP
Retailer 7£4,027 GBP
Retailer 6£4,268 GBP
Retailer 8£4,294 GBP
Retailer 3£4,413 GBP
Retailer 5£4,994 GBP
Retailer 1£5,594 GBP
Retailer 4£6,737 GBP

28 data points across 8 retailers

14 retailers£3,999 GBP to £8,535 GBP

A
Cheapest Retailer
-
£3,999 GBP
A
Retailer 2
-
£4,027 GBP
View
A
Retailer 3
-
£4,268 GBP
View
Retailer 4
-
£4,297 GBP
View
Price last confirmed 102 days ago
A
Retailer 5
-
£4,413 GBP
View
Retailer 6
-
£4,651 GBP
View
Price last confirmed 44 days ago
Retailer 7
-
£4,783 GBP
View
Price last confirmed 21 days ago
Retailer 8
-
£4,783 GBP
View
Price last confirmed 19 days ago
A
Retailer 9
-
£4,994 GBP
View
Retailer 10
-
£5,367 GBP
View
Price last confirmed 45 days ago
B+
Retailer 11
-
£5,594 GBP
View
B+
Retailer 12
-
£6,737 GBP
View
Retailer 13
-
£7,779 GBP
View
Price last confirmed 46 days ago
Most Expensive
B
Diamond Quarter
1.53VS1H65889740N · Nov 5
£8,535 GBP
View
13 more retailers have this diamond
Prices start from £3,999 GBPSave up to £4,536 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
1.53ct Round
£3,999 GBP