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Round|Natural|GIA

1.50ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6541973004

Certificate GIA 6541973004

Diamond specifications and retailer prices

From £3,799 GBP
As of November 5, 2026
Save £1,384 GBP (27%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £8,436 GBP at NZ Jewellers · As of September 18, 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6541973004. Listed at 8 retailers as of November 5, 2026, with a 36% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6541973004
Dimensions7.27 × 7.30 × 4.59 mm
L/W Ratio1.00
Top View
7.27 mm7.30 mm1.50 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6541973004
Side View
Table 56.0%Crown 34.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: £5,183 GBP|Low: £3,799 GBP|High: £7,520 GBP|Avg: £5,032 GBP|+2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 3£3,799 GBP
Retailer 8£4,350 GBP
Retailer 7£4,399 GBP
Retailer 9£4,656 GBP
Retailer 4£4,829 GBP
Retailer 2£5,044 GBP
Retailer 10£5,162 GBP
Retailer 1£5,183 GBP
Retailer 5£5,252 GBP
Retailer 6£7,511 GBP

45 data points across 10 retailers

8 retailers£3,799 GBP to £5,183 GBP

A
Cheapest Retailer
-
£3,799 GBP
A
Retailer 2
-
£4,350 GBP
View
Retailer 3
-
£4,399 GBP
View
Price last confirmed 26 days ago
Retailer 4
-
£4,829 GBP
View
Price last confirmed 22 days ago
Retailer 5
-
£5,162 GBP
View
Price last confirmed 23 days ago
A
Retailer 6
-
£5,183 GBP
View
Retailer 7
-
£7,511 GBP
View
Price last confirmed 22 days ago
Most Expensive
NZ Jewellers
1057d4ab-632a-42da-bc85-9df2f3da9b79 · Sep 18
£8,436 GBP
$11,354 USD
View
Price last confirmed 48 days ago
7 more retailers have this diamond
Prices start from £3,799 GBPSave up to £1,384 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
£3,799 GBP