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Round|Natural|GIA

1.50ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 2243044031

Certificate GIA 2243044031

Diamond specifications and retailer prices

From £3,830 GBP
$5,132 USD
As of October 31, 2026
Save £4,604 GBP (55%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £8,434 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2243044031. Listed at 19 retailers as of October 30, 2026, with prices from £3,830 to £8,434, a £4,604 spread on the same certified stone. NZ Jewellers lists it at £8,434. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2243044031
Dimensions7.23 × 7.25 × 4.59 mm
L/W Ratio1.00
Star length55%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Indented Natural
Top View
7.23 mm7.25 mm1.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2243044031
Side View
Table 58.0%Crown 35°Girdle: THN-STKPavilion 41.6°Culet: NoneDepth 63.4%

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: Oct 31
Current: £8,434 GBP|Low: £3,830 GBP|High: £8,434 GBP|Avg: £5,123 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 7£3,830 GBP
Retailer 13£3,915 GBP
Retailer 5£4,023 GBP
Retailer 19£4,217 GBP
Retailer 11£4,295 GBP
Retailer 12£4,569 GBP
Retailer 18£4,569 GBP
Retailer 2£4,685 GBP
Retailer 6£4,804 GBP
Retailer 16£4,851 GBP
Retailer 9£4,865 GBP
Retailer 3£5,135 GBP
Retailer 10£5,135 GBP
Retailer 14£5,271 GBP
Retailer 4£5,306 GBP
Retailer 15£5,461 GBP
Retailer 8£7,382 GBP
Retailer 17£7,470 GBP
NZ Jewellers£8,434 GBP

32 data points across 19 retailers

19 retailers£3,830 GBP to £8,434 GBP

A
Cheapest Retailer
-
£3,830 GBP
$5,132 USD
A
Retailer 2
-
£3,915 GBP
$5,245 USD
View
A
Retailer 3
-
£4,023 GBP
$5,391 USD
View
A
Retailer 4
-
£4,217 GBP
$5,650 USD
View
Final sale: no returns
A
Retailer 5
-
£4,295 GBP
CA$7,993 CAD
View
A
Retailer 6
-
£4,569 GBP
$6,122 USD
View
A
Retailer 7
-
£4,569 GBP
$6,122 USD
View
A
Retailer 8
-
£4,685 GBP
View
A
Retailer 9
-
£4,804 GBP
$6,437 USD
View
A
Retailer 10
-
£4,851 GBP
View
A
Retailer 11
-
£4,865 GBP
$6,518 USD
View
B+
Retailer 12
-
£5,135 GBP
$6,880 USD
View
B+
Retailer 13
-
£5,135 GBP
$6,880 USD
View
B+
Retailer 14
-
£5,271 GBP
$7,063 USD
View
B+
Retailer 15
-
£5,306 GBP
$7,110 USD
View
B+
Retailer 16
-
£5,461 GBP
€6,969 EUR
View
B
Retailer 17
-
£7,382 GBP
$9,891 USD
View
B
Retailer 18
-
£7,470 GBP
View
Most Expensive
B
NZ Jewellers
c81ab9eb-20fa-4c4f-a078-d03dc47db394 · Oct 30
£8,434 GBP
$11,301 USD
View
18 more retailers have this diamond
Prices start from £3,830 GBPSave up to £4,604 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
£3,830 GBP