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Round|Natural|GIA

1.50ct I I1 Round Natural Diamond

EX • I/I1 • GIA 2554478708

Certificate GIA 2554478708

Diamond specifications and retailer prices

From £1,499 GBP
₹191,253 INR
As of November 1, 2026
Save £2,538 GBP (63%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £4,037 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 2554478708. Listed at 5 retailers as of October 30, 2026, with prices from £1,499 to £4,037, a £2,538 spread on the same certified stone. NZ Jewellers lists it at £4,037. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
I
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2554478708
Dimensions7.26 × 7.31 × 4.59 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Top View
7.26 mm7.31 mm1.50 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554478708
Side View
Table 57.0%Crown 36°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.9%

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 1
Current: £4,037 GBP|Low: £1,499 GBP|High: £4,429 GBP|Avg: £2,585 GBP|-0.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 2£1,499 GBP
Retailer 5£1,729 GBP
Retailer 4£1,818 GBP
Retailer 3£2,401 GBP
Retailer 6£3,080 GBP
NZ Jewellers£4,037 GBP

32 data points across 6 retailers

5 retailers£1,499 GBP to £4,037 GBP

A
Cheapest Retailer
-
£1,499 GBP
₹191,253 INR
A
Retailer 2
-
£1,729 GBP
$2,317 USD
View
A
Retailer 3
-
£1,818 GBP
$2,436 USD
View
A
Retailer 4
-
£2,401 GBP
€3,064 EUR
View
Most Expensive
B
NZ Jewellers
19f62ec7-6f93-4386-b610-70740ab19994 · Oct 30
£4,037 GBP
$5,409 USD
View
4 more retailers have this diamond
Prices start from £1,499 GBPSave up to £2,538 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
1.50ct Round
£1,499 GBP