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Round|Natural|GIA

1.55ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 1549728254

Certificate GIA 1549728254

Diamond specifications and retailer prices

From £5,182 GBP
As of November 4, 2026
Save £4,749 GBP (48%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £9,930 GBP at NZ Jewellers · As of November 5, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1549728254. Listed at 14 retailers as of November 4, 2026, with prices from £5,182 to £9,930, a £4,749 spread on the same certified stone. NZ Jewellers lists it at £9,930. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1549728254
Dimensions7.40 × 7.35 × 4.60 mm
L/W Ratio1.01
Star length50%
Culet sizeNone
Key to symbols
Cloud, Crystal, Knot, Feather, Needle
Top View
7.40 mm7.35 mm1.55 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1549728254
Side View
Table 59.0%Crown 36°GirdlePavilion 41°Culet: NoneDepth 62.4%

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 4
Current: £9,930 GBP|Low: £4,978 GBP|High: £9,930 GBP|Avg: £6,805 GBP|+0.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 5, 2026
Retailer 9£5,182 GBP
Retailer 4£5,430 GBP
Retailer 8£5,480 GBP
Retailer 14£5,937 GBP
Retailer 10£6,029 GBP
Retailer 13£6,062 GBP
Retailer 5£6,227 GBP
Retailer 3£6,434 GBP
Retailer 2£6,436 GBP
Retailer 11£6,851 GBP
Retailer 12£7,559 GBP
Retailer 7£8,252 GBP
Retailer 6£9,503 GBP
NZ Jewellers£9,930 GBP

28 data points across 14 retailers

14 retailers£5,182 GBP to £9,930 GBP

A
Cheapest Retailer
-
£5,182 GBP
B+
Retailer 2
-
£5,480 GBP
View
Final sale: no returns
Retailer 3
-
£5,883 GBP
View
Price last confirmed 49 days ago
B+
Retailer 4
-
£5,937 GBP
View
B+
Retailer 5
-
£6,029 GBP
View
B+
Retailer 6
-
£6,062 GBP
View
B+
Retailer 7
-
£6,434 GBP
View
B+
Retailer 8
-
£6,436 GBP
View
Retailer 9
-
£6,788 GBP
View
Price last confirmed 49 days ago
B+
Retailer 10
-
£6,851 GBP
View
B+
Retailer 11
-
£7,559 GBP
View
B+
Retailer 12
-
£8,252 GBP
View
Retailer 13
-
£9,839 GBP
View
Price last confirmed 48 days ago
Most Expensive
B
NZ Jewellers
80a71a3e-1bb5-4088-b2a2-1e4515186c44 · Nov 5
£9,930 GBP
$13,406 USD
View
13 more retailers have this diamond
Prices start from £5,182 GBPSave up to £4,749 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
£5,182 GBP