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0.81ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 7568613627

Certificate GIA 7568613627

Diamond specifications and retailer prices

From £659 GBP
HK$6,900 HKD
As of November 1, 2026
Save £1,475 GBP (69%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £2,135 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.81ct natural round diamond

This 0.81ct 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 7568613627. Listed at 19 retailers as of October 30, 2026, with prices from £659 to £2,135, a £1,475 spread on the same certified stone. NZ Jewellers lists it at £2,135. 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

0.81
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7568613627
Dimensions5.95 × 5.98 × 3.70 mm
L/W Ratio1.01
Girdle conditionMedium to Slightly Thick
Culet sizeNone
Key to symbols
Feather, Crystal
Top View
5.95 mm5.98 mm0.81 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 7568613627
Side View
Table 58.0%Crown 35.5°Girdle: UND-UNDPavilion 41°Culet: NoneDepth 62.0%

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 1
Current: £2,135 GBP|Low: £659 GBP|High: £2,135 GBP|Avg: £1,014 GBP
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
November 2, 2026
Retailer 8£659 GBP
Retailer 13£663 GBP
Retailer 16£800 GBP
Retailer 18£831 GBP
Retailer 10£862 GBP
Retailer 15£867 GBP
Retailer 6£875 GBP
Retailer 7£909 GBP
Retailer 14£963 GBP
Retailer 11£975 GBP
Retailer 5£1,000 GBP
Retailer 17£1,024 GBP
Retailer 2£1,093 GBP
Retailer 3£1,103 GBP
Retailer 12£1,153 GBP
Retailer 4£1,282 GBP
Retailer 9£1,590 GBP
NZ Jewellers£2,135 GBP

11 data points across 18 retailers

19 retailers£659 GBP to £2,135 GBP

A
Cheapest Retailer
-
£659 GBP
HK$6,900 HKD
A
Retailer 2
-
£663 GBP
₹84,611 INR
View
A
Retailer 3
-
£793 GBP
A$1,635 AUD
View
A
Retailer 4
-
£800 GBP
$1,072 USD
View
Final sale: no returns
A
Retailer 5
-
£831 GBP
$1,113 USD
View
A
Retailer 6
-
£862 GBP
$1,155 USD
View
A
Retailer 7
-
£867 GBP
$1,162 USD
View
A
Retailer 8
-
£875 GBP
$1,173 USD
View
A
Retailer 9
-
£909 GBP
$1,218 USD
View
A
Retailer 10
-
£963 GBP
$1,290 USD
View
A
Retailer 11
-
£975 GBP
View
B+
Retailer 12
-
£1,000 GBP
$1,340 USD
View
B+
Retailer 13
-
£1,024 GBP
View
B+
Retailer 14
-
£1,093 GBP
View
B+
Retailer 15
-
£1,103 GBP
$1,478 USD
View
B+
Retailer 16
-
£1,153 GBP
€1,471 EUR
View
B+
Retailer 17
-
£1,282 GBP
ZAR 27,758 ZAR
View
Retailer 18
-
£1,590 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
NZ Jewellers
baa5250d-496f-4c46-b6c7-84208013d425 · Oct 30
£2,135 GBP
$2,860 USD
View
18 more retailers have this diamond
Prices start from £659 GBPSave up to £1,475 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
0.81ct Round
£659 GBP