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Round|Natural|GIA

1.50ct G SI2 Round Natural Diamond

VG • G/SI2 • GIA 6542840581

Certificate GIA 6542840581

Diamond specifications and retailer prices

From £2,560 GBP
HK$26,800 HKD
As of October 31, 2026
Save £3,392 GBP (57%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £5,952 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 very-good cut grade and certified by GIA 6542840581. Listed at 19 retailers as of October 30, 2026, with prices from £2,560 to £5,952, a £3,392 spread on the same certified stone. NZ Jewellers lists it at £5,952. 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
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle34°
Pavilion angle42.4°
OriginNatural
Grading LabGIA
CertificateGIA 6542840581
Dimensions7.21 × 7.15 × 4.61 mm
L/W Ratio1.01
Top View
7.21 mm7.15 mm1.50 ctG / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6542840581
Side View
Table 62.0%Crown 34°Girdle: MED-THKPavilion 42.4°Culet: NDepth 64.2%

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: £5,952 GBP|Low: £2,494 GBP|High: £5,965 GBP|Avg: £3,453 GBP|-0.2%
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
October 31, 2026
Retailer 2£2,560 GBP
Retailer 10£2,629 GBP
Retailer 3£2,723 GBP
Retailer 5£2,725 GBP
Retailer 6£2,857 GBP
Retailer 14£3,095 GBP
Retailer 17£3,095 GBP
Retailer 18£3,095 GBP
Retailer 13£3,183 GBP
Retailer 7£3,291 GBP
Retailer 9£3,291 GBP
Retailer 11£3,347 GBP
Retailer 4£3,403 GBP
Retailer 8£3,571 GBP
Retailer 12£3,648 GBP
Retailer 15£3,972 GBP
Retailer 16£5,470 GBP
NZ Jewellers£5,952 GBP

30 data points across 18 retailers

19 retailers£2,560 GBP to £5,952 GBP

A
Cheapest Retailer
-
£2,560 GBP
HK$26,800 HKD
A
Retailer 2
-
£2,629 GBP
$3,523 USD
View
A
Retailer 3
-
£2,723 GBP
$3,649 USD
View
A
Retailer 4
-
£2,725 GBP
$3,651 USD
View
B+
Retailer 5
-
£2,857 GBP
$3,828 USD
View
Final sale: no returns
A
Retailer 6
-
£3,095 GBP
$4,147 USD
View
A
Retailer 7
-
£3,095 GBP
$4,147 USD
View
A
Retailer 8
-
£3,095 GBP
$4,147 USD
View
A
Retailer 9
-
£3,183 GBP
View
A
Retailer 10
-
£3,291 GBP
$4,410 USD
View
A
Retailer 11
-
£3,291 GBP
$4,410 USD
View
A
Retailer 12
-
£3,347 GBP
View
A
Retailer 13
-
£3,403 GBP
$4,560 USD
View
B+
Retailer 14
-
£3,571 GBP
$4,785 USD
View
A
Retailer 15
-
£3,648 GBP
€4,655 EUR
View
Retailer 16
-
£3,900 GBP
$5,226 USD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
£3,972 GBP
$5,322 USD
View
B+
Retailer 18
-
£5,470 GBP
View
Most Expensive
B
NZ Jewellers
dd5647e0-f140-4b05-8008-6124042fcba6 · Oct 30
£5,952 GBP
$7,975 USD
View
18 more retailers have this diamond
Prices start from £2,560 GBPSave up to £3,392 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
£2,560 GBP