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1.50ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 1565471049

Certificate GIA 1565471049

Diamond specifications and retailer prices

From £3,757 GBP
As of November 6, 2026
Save £3,794 GBP (50%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £7,551 GBP at MOH London · As of November 2, 2026
View at MOH London

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1565471049. Listed at 9 retailers as of November 2, 2026, with prices from £3,757 to £7,551, a £3,794 spread on the same certified stone. MOH London lists it at £7,551. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1565471049
Dimensions7.31 × 7.26 × 4.59 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Indented Natural, Needle
Top View
7.31 mm7.26 mm1.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565471049
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.0%

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 6
Current: £7,551 GBP|Low: £3,757 GBP|High: £7,642 GBP|Avg: £5,450 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 3£3,757 GBP
Retailer 7£4,179 GBP
Retailer 5£4,725 GBP
Retailer 9£4,852 GBP
Retailer 2£5,000 GBP
Retailer 4£5,127 GBP
Retailer 8£5,586 GBP
Retailer 6£6,112 GBP
MOH London£7,551 GBP

19 data points across 9 retailers

9 retailers£3,757 GBP to £7,551 GBP

A
Cheapest Retailer
-
£3,757 GBP
A
Retailer 2
-
£4,179 GBP
View
A
Retailer 3
-
£4,725 GBP
View
B+
Retailer 4
-
£4,852 GBP
View
B+
Retailer 5
-
£5,000 GBP
View
B+
Retailer 6
-
£5,127 GBP
View
B+
Retailer 7
-
£5,586 GBP
View
B+
Retailer 8
-
£6,112 GBP
View
Most Expensive
B
MOH London
4ECEA3E70 · Nov 2
£7,551 GBP
View
8 more retailers have this diamond
Prices start from £3,757 GBPSave up to £3,794 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
£3,757 GBP