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Round|Natural|GIA

1.50ct H I1 Round Natural Diamond

EX • H/I1 • GIA 6442630848

Certificate GIA 6442630848

Diamond specifications and retailer prices

From £3,210 GBP
HK$33,600 HKD
As of November 1, 2026
Save £4,144 GBP (56%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £7,354 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 H colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6442630848. Listed at 10 retailers as of October 30, 2026, with prices from £3,210 to £7,354, a £4,144 spread on the same certified stone. NZ Jewellers lists it at £7,354. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
H
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6442630848
Dimensions7.32 × 7.27 × 4.58 mm
L/W Ratio1.01
Top View
7.32 mm7.27 mm1.50 ctH / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6442630848
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £7,354 GBP|Low: £3,181 GBP|High: £7,354 GBP|Avg: £4,516 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 5£3,210 GBP
Retailer 2£3,228 GBP
Retailer 4£3,790 GBP
Retailer 6£3,834 GBP
Retailer 7£4,397 GBP
Retailer 8£4,397 GBP
Retailer 10£4,397 GBP
Retailer 3£4,784 GBP
Retailer 9£5,073 GBP
NZ Jewellers£7,354 GBP

45 data points across 10 retailers

10 retailers£3,210 GBP to £7,354 GBP

B+
Cheapest Retailer
-
£3,210 GBP
HK$33,600 HKD
B+
Retailer 2
-
£3,228 GBP
₹411,943 INR
View
B+
Retailer 3
-
£3,790 GBP
$5,078 USD
View
B+
Retailer 4
-
£3,834 GBP
$5,137 USD
View
B
Retailer 5
-
£4,397 GBP
$5,891 USD
View
B
Retailer 6
-
£4,397 GBP
$5,891 USD
View
B
Retailer 7
-
£4,397 GBP
$5,891 USD
View
B
Retailer 8
-
£4,784 GBP
€6,105 EUR
View
B
Retailer 9
-
£5,073 GBP
$6,797 USD
View
Most Expensive
B
NZ Jewellers
6251a125-e2bc-4edf-8a89-8d89d04e6f7d · Oct 30
£7,354 GBP
$9,853 USD
View
9 more retailers have this diamond
Prices start from £3,210 GBPSave up to £4,144 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.

B+
1.50ct Round
£3,210 GBP