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Round|Natural|GIA

1.50ct I I1 Round Natural Diamond

EX • I/I1 • GIA 7426908158

Certificate GIA 7426908158

Diamond specifications and retailer prices

From £2,608 GBP
HK$27,300 HKD
As of November 1, 2026
Save £3,640 GBP (58%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £6,248 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 7426908158. Listed at 9 retailers as of October 30, 2026, with prices from £2,608 to £6,248, a £3,640 spread on the same certified stone. NZ Jewellers lists it at £6,248. 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
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7426908158
Dimensions7.31 × 7.27 × 4.54 mm
L/W Ratio1.01
Top View
7.31 mm7.27 mm1.50 ctI / I1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 7426908158
Side View
Table 59.0%Crown 35.5°Girdle: Slightly ThickPavilion 41.2°Culet: NoneDepth 62.3%

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: £6,248 GBP|Low: £2,589 GBP|High: £6,248 GBP|Avg: £3,431 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 4£2,608 GBP
Retailer 3£2,626 GBP
Retailer 7£3,063 GBP
Retailer 6£3,128 GBP
Retailer 5£3,587 GBP
Retailer 9£3,587 GBP
Retailer 2£4,040 GBP
Retailer 8£4,138 GBP
NZ Jewellers£6,248 GBP

44 data points across 9 retailers

9 retailers£2,608 GBP to £6,248 GBP

A
Cheapest Retailer
-
£2,608 GBP
HK$27,300 HKD
A
Retailer 2
-
£2,626 GBP
₹335,119 INR
View
B+
Retailer 3
-
£3,063 GBP
$4,104 USD
View
B+
Retailer 4
-
£3,128 GBP
$4,191 USD
View
B+
Retailer 5
-
£3,587 GBP
$4,806 USD
View
B+
Retailer 6
-
£3,587 GBP
$4,806 USD
View
B
Retailer 7
-
£4,040 GBP
€5,156 EUR
View
B
Retailer 8
-
£4,138 GBP
$5,545 USD
View
Most Expensive
B
NZ Jewellers
dd18a9de-9446-4bb0-88a7-ac4836e0fc84 · Oct 30
£6,248 GBP
$8,372 USD
View
8 more retailers have this diamond
Prices start from £2,608 GBPSave up to £3,640 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
£2,608 GBP