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0.75ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 5241041487

Certificate GIA 5241041487

Diamond specifications and retailer prices

From £911 GBP
As of November 4, 2026
Save £731 GBP (44%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,642 GBP at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 0.75ct natural round diamond

This 0.75ct natural round sits in the just-under-one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5241041487. Listed at 17 retailers as of November 4, 2026, with prices from £911 to £1,642, a £731 spread on the same certified stone. Helzberg Diamonds lists it at £1,642. 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

0.75
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 5241041487
Dimensions5.82 × 5.85 × 3.61 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.82 mm5.85 mm0.75 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5241041487
Side View
Table 58.0%Crown 33.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £1,642 GBP|Low: £911 GBP|High: £1,659 GBP|Avg: £1,168 GBP|-1.0%
Helzberg Diamonds
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
November 6, 2026
Retailer 12£911 GBP
Retailer 3£916 GBP
Retailer 9£920 GBP
Retailer 7£949 GBP
Retailer 15£970 GBP
Retailer 5£997 GBP
Retailer 8£1,024 GBP
Retailer 2£1,149 GBP
Retailer 11£1,233 GBP
Retailer 6£1,291 GBP
Retailer 10£1,308 GBP
Retailer 13£1,367 GBP
Retailer 4£1,396 GBP
Retailer 14£1,480 GBP
Helzberg Diamonds£1,642 GBP

30 data points across 15 retailers

17 retailers£911 GBP to £1,642 GBP

A
Cheapest Retailer
-
£911 GBP
A
Retailer 2
-
£916 GBP
View
A
Retailer 3
-
£920 GBP
View
A
Retailer 4
-
£949 GBP
View
A
Retailer 5
-
£950 GBP
View
A
Retailer 6
-
£970 GBP
View
A
Retailer 7
-
£997 GBP
View
B+
Retailer 8
-
£1,024 GBP
View
B+
Retailer 9
-
£1,119 GBP
View
B+
Retailer 10
-
£1,149 GBP
View
B+
Retailer 11
-
£1,233 GBP
View
B+
Retailer 12
-
£1,291 GBP
View
B+
Retailer 13
-
£1,308 GBP
View
B+
Retailer 14
-
£1,367 GBP
View
B+
Retailer 15
-
£1,396 GBP
View
B
Retailer 16
-
£1,480 GBP
View
Most Expensive
B
Helzberg Diamonds
XZRLIKHGKHKON · Nov 6
£1,642 GBP
$2,198 USD
View
16 more retailers have this diamond
Prices start from £911 GBPSave up to £731 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
0.75ct Round
£911 GBP