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Round|Natural|GIA

1.50ct G SI2 Round Natural Diamond

VG • G/SI2 • GIA 2554522093

Certificate GIA 2554522093

Diamond specifications and retailer prices

From £2,863 GBP
As of November 5, 2026
Save £3,436 GBP (55%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £6,298 GBP at NZ Jewellers · As of November 5, 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 2554522093. Listed at 20 retailers as of November 5, 2026, with prices from £2,863 to £6,298, a £3,436 spread on the same certified stone. NZ Jewellers lists it at £6,298. 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
FluorescenceNone
Crown angle38.5°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 2554522093
Dimensions7.09 × 7.13 × 4.60 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
7.09 mm7.13 mm1.50 ctG / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2554522093
Side View
Table 56.0%Crown 38.5°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 64.6%

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 5
Current: £6,298 GBP|Low: £2,863 GBP|High: £6,298 GBP|Avg: £3,815 GBP|+6.9%
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
Retailer 20
November 6, 2026
Retailer 19£2,863 GBP
Retailer 16£2,975 GBP
Retailer 13£2,994 GBP
Retailer 17£3,148 GBP
Retailer 18£3,358 GBP
Retailer 9£3,381 GBP
Retailer 10£3,381 GBP
Retailer 4£3,384 GBP
Retailer 14£3,387 GBP
Retailer 8£3,398 GBP
Retailer 6£3,412 GBP
Retailer 2£3,479 GBP
Retailer 11£3,574 GBP
Retailer 15£3,662 GBP
Retailer 5£3,775 GBP
Retailer 20£3,936 GBP
Retailer 12£4,138 GBP
Retailer 3£4,142 GBP
Retailer 7£5,415 GBP
NZ Jewellers£6,298 GBP

18 data points across 20 retailers

20 retailers£2,863 GBP to £6,298 GBP

A
Cheapest Retailer
-
£2,863 GBP
A
Retailer 2
-
£2,975 GBP
View
A
Retailer 3
-
£2,994 GBP
View
A
Retailer 4
-
£3,110 GBP
View
A
Retailer 5
-
£3,148 GBP
View
Final sale: no returns
A
Retailer 6
-
£3,358 GBP
View
Retailer 7
-
£3,381 GBP
View
Price last confirmed 8 days ago
Retailer 8
-
£3,381 GBP
View
Price last confirmed 12 days ago
A
Retailer 9
-
£3,384 GBP
View
A
Retailer 10
-
£3,387 GBP
View
Retailer 11
-
£3,398 GBP
View
Price last confirmed 9 days ago
A
Retailer 12
-
£3,412 GBP
View
B+
Retailer 13
-
£3,479 GBP
View
Retailer 14
-
£3,574 GBP
View
Price last confirmed 11 days ago
B+
Retailer 15
-
£3,662 GBP
View
B+
Retailer 16
-
£3,775 GBP
View
A
Retailer 17
-
£3,936 GBP
View
B+
Retailer 18
-
£4,142 GBP
View
Retailer 19
-
£5,415 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
NZ Jewellers
22ebc9f8-bb8f-41d3-b895-2d97198f7631 · Nov 5
£6,298 GBP
$8,477 USD
View
19 more retailers have this diamond
Prices start from £2,863 GBPSave up to £3,436 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
£2,863 GBP