Round|Natural|GIA

1.55ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 2547780460

Certificate GIA 2547780460

Diamond specifications and retailer prices

From £5,086 GBP
As of November 4, 2026
Save £3,014 GBP (37%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £9,748 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 2547780460. Listed at 13 retailers as of November 4, 2026, with a 59% 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2547780460
Dimensions7.36 × 7.42 × 4.58 mm
L/W Ratio1.01
Star length50%
Top View
7.36 mm7.42 mm1.55 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2547780460
Side View
Table 58.0%Crown 35.5°GirdlePavilion 41.2°Culet: NoneDepth 61.9%

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: £6,319 GBP|Low: £4,931 GBP|High: £9,415 GBP|Avg: £6,538 GBP|+5.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 8£5,086 GBP
Retailer 4£5,379 GBP
Retailer 7£5,380 GBP
Retailer 2£5,964 GBP
Retailer 10£6,169 GBP
Retailer 1£6,319 GBP
Retailer 6£6,322 GBP
Retailer 5£7,417 GBP
Retailer 3£8,100 GBP
Retailer 9£9,415 GBP

28 data points across 10 retailers

13 retailers£5,086 GBP to £8,100 GBP

A
Cheapest Retailer
-
£5,086 GBP
A
Retailer 2
-
£5,379 GBP
View
Final sale: no returns
Retailer 3
-
£5,828 GBP
View
Price last confirmed 49 days ago
Retailer 4
-
£5,828 GBP
View
Price last confirmed 38 days ago
B+
Retailer 5
-
£5,964 GBP
View
B+
Retailer 6
-
£6,319 GBP
View
B+
Retailer 7
-
£6,322 GBP
View
Retailer 8
-
£6,725 GBP
View
Price last confirmed 49 days ago
Retailer 9
-
£6,725 GBP
View
Price last confirmed 37 days ago
B
Retailer 10
-
£7,417 GBP
View
B+
Retailer 11
-
£8,100 GBP
View
Retailer 12
-
£9,748 GBP
View
Price last confirmed 38 days ago
Most Expensive
NZ Jewellers
fdbe968e-7029-4456-82fc-91eb8f7e4b04 · Sep 18
£9,748 GBP
$13,160 USD
View
Price last confirmed 48 days ago
12 more retailers have this diamond
Prices start from £5,086 GBPSave up to £3,014 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
£5,086 GBP