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Round|Natural|GIA

1.50ct G I1 Round Natural Diamond

VG • G/I1 • GIA 1433366804

Certificate GIA 1433366804

Diamond specifications and retailer prices

From £2,130 GBP
HK$22,300 HKD
As of November 1, 2026
Save £2,706 GBP (56%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £4,836 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 G colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 1433366804. Listed at 11 retailers as of October 30, 2026, with prices from £2,130 to £4,836, a £2,706 spread on the same certified stone. NZ Jewellers lists it at £4,836. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
G
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1433366804
Dimensions7.26 × 7.28 × 4.56 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Girdle conditionFaceted
Culet sizeNone
Cert comments
Additional clouds are not shown. Pinpoints are not shown.
Key to symbols
Crystal, Feather, Cloud, Needle, Indented Natural
Top View
7.26 mm7.28 mm1.50 ctG / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1433366804
Side View
Table 60.0%Crown 35°Girdle: STK-STKPavilion 41.8°Culet: NoneDepth 62.8%

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: £4,836 GBP|Low: £2,111 GBP|High: £4,836 GBP|Avg: £2,786 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 7£2,130 GBP
Retailer 2£2,184 GBP
Retailer 4£2,305 GBP
Retailer 9£2,385 GBP
Retailer 12£2,562 GBP
Retailer 3£2,564 GBP
Retailer 6£2,776 GBP
Retailer 11£2,776 GBP
Retailer 10£2,883 GBP
Retailer 5£3,131 GBP
Retailer 8£3,203 GBP
NZ Jewellers£4,836 GBP

34 data points across 12 retailers

11 retailers£2,130 GBP to £4,836 GBP

A
Cheapest Retailer
-
£2,130 GBP
HK$22,300 HKD
A
Retailer 2
-
£2,184 GBP
₹278,712 INR
View
A
Retailer 3
-
£2,385 GBP
$3,195 USD
View
B+
Retailer 4
-
£2,562 GBP
$3,433 USD
View
Final sale: no returns
B+
Retailer 5
-
£2,564 GBP
$3,435 USD
View
B+
Retailer 6
-
£2,776 GBP
$3,719 USD
View
B+
Retailer 7
-
£2,776 GBP
$3,719 USD
View
B+
Retailer 8
-
£2,883 GBP
$3,863 USD
View
B+
Retailer 9
-
£3,131 GBP
€3,995 EUR
View
B+
Retailer 10
-
£3,203 GBP
$4,292 USD
View
Most Expensive
B
NZ Jewellers
7595cf48-f38d-4ca5-a127-d26cfd00a7e2 · Oct 30
£4,836 GBP
$6,480 USD
View
10 more retailers have this diamond
Prices start from £2,130 GBPSave up to £2,706 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
£2,130 GBP