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Round|Natural|GIA

1.50ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 1548555268

Certificate GIA 1548555268

Diamond specifications and retailer prices

From £3,936 GBP
HK$41,200 HKD
As of October 28, 2026
Save £3,897 GBP (50%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £8,943 GBP at NZ Jewellers · As of September 26, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1548555268. Listed at 17 retailers as of October 26, 2026, with a 99% 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
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1548555268
Dimensions7.34 × 7.36 × 4.52 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
7.34 mm7.36 mm1.50 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1548555268
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.4%

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 28
Current: £6,080 GBP|Low: £3,876 GBP|High: £7,833 GBP|Avg: £5,212 GBP|-1.2%
Retailer 1
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
October 27, 2026
Retailer 12£3,936 GBP
Retailer 9£3,999 GBP
Retailer 2£4,203 GBP
Retailer 5£4,224 GBP
Retailer 14£4,440 GBP
Retailer 7£5,027 GBP
Retailer 3£5,351 GBP
Retailer 4£5,389 GBP
Retailer 8£5,464 GBP
Retailer 11£5,530 GBP
Retailer 10£5,644 GBP
Retailer 6£5,893 GBP
Retailer 1£6,080 GBP
Retailer 13£7,833 GBP

29 data points across 14 retailers

17 retailers£3,936 GBP to £7,833 GBP

A
Cheapest Retailer
-
£3,936 GBP
HK$41,200 HKD
A
Retailer 2
-
£3,999 GBP
$5,358 USD
View
Retailer 3
-
£4,203 GBP
$5,632 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
£4,224 GBP
$5,660 USD
View
Retailer 5
-
£4,844 GBP
$6,490 USD
View
Price last confirmed 25 days ago
Retailer 6
-
£4,844 GBP
$6,490 USD
View
Price last confirmed 33 days ago
A
Retailer 7
-
£5,027 GBP
View
B+
Retailer 8
-
£5,351 GBP
$7,170 USD
View
Retailer 9
-
£5,389 GBP
$7,220 USD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
£5,464 GBP
€6,972 EUR
View
B+
Retailer 11
-
£5,530 GBP
$7,410 USD
View
Price last confirmed 7 days ago
Retailer 12
-
£5,589 GBP
$7,489 USD
View
Price last confirmed 23 days ago
B+
Retailer 13
-
£5,644 GBP
View
Price last confirmed 7 days ago
Retailer 14
-
£5,893 GBP
$7,896 USD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
£6,080 GBP
$8,146 USD
View
B
Retailer 16
-
£7,833 GBP
View
Most Expensive
NZ Jewellers
c81fbf17-f84d-4722-b51c-c94c4d3de74d · Sep 26
£8,943 GBP
$11,982 USD
View
Price last confirmed 36 days ago
16 more retailers have this diamond
Prices start from £3,936 GBPSave up to £3,897 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
£3,936 GBP