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Round|Natural|GIA

0.80ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6511514113

Certificate GIA 6511514113

Diamond specifications and retailer prices

From £990 GBP
HK$10,300 HKD
As of October 29, 2026
Save £2,146 GBP (68%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £3,136 GBP at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.8ct natural round diamond

This 0.8ct natural round sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6511514113. Listed at 22 retailers as of October 27, 2026, with prices from £990 to £3,136, a £2,146 spread on the same certified stone. NZ Jewellers lists it at £3,136. 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

0.80
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6511514113
Dimensions5.99 × 5.96 × 3.65 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
5.99 mm5.96 mm0.80 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6511514113
Side View
Table 56.0%Crown 33.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.3%

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 29
Current: £3,136 GBP|Low: £990 GBP|High: £3,136 GBP|Avg: £1,650 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
October 29, 2026
Retailer 4£990 GBP
Retailer 13£1,213 GBP
Retailer 6£1,315 GBP
Retailer 8£1,363 GBP
Retailer 3£1,376 GBP
Retailer 2£1,428 GBP
Retailer 7£1,517 GBP
Retailer 12£1,526 GBP
Retailer 14£1,625 GBP
Retailer 10£1,636 GBP
Retailer 16£1,641 GBP
Retailer 15£1,678 GBP
Retailer 5£1,829 GBP
Retailer 11£1,897 GBP
Retailer 9£2,264 GBP
NZ Jewellers£3,136 GBP

42 data points across 16 retailers

22 retailers£990 GBP to £3,136 GBP

A
Cheapest Retailer
-
£990 GBP
HK$10,300 HKD
A
Retailer 2
-
£1,197 GBP
$1,593 USD
View
Price last confirmed 74 days ago
A
Retailer 3
-
£1,198 GBP
$1,596 USD
View
A
Retailer 4
-
£1,213 GBP
$1,615 USD
View
Final sale: no returns
A
Retailer 5
-
£1,315 GBP
$1,751 USD
View
B+
Retailer 6
-
£1,363 GBP
$1,815 USD
View
A
Retailer 7
-
£1,376 GBP
$1,832 USD
View
B+
Retailer 8
-
£1,388 GBP
$1,849 USD
View
A
Retailer 9
-
£1,428 GBP
View
B+
Retailer 10
-
£1,483 GBP
$1,975 USD
View
Price last confirmed 60 days ago
B+
Retailer 11
-
£1,517 GBP
$2,020 USD
View
B+
Retailer 12
-
£1,526 GBP
View
B+
Retailer 13
-
£1,625 GBP
$2,164 USD
View
B+
Retailer 14
-
£1,636 GBP
€2,075 EUR
View
B+
Retailer 15
-
£1,641 GBP
View
Price last confirmed 29 days ago
B+
Retailer 16
-
£1,678 GBP
A$3,437 AUD
View
Price last confirmed 23 days ago
B+
Retailer 17
-
£1,829 GBP
€2,320 EUR
View
B+
Retailer 18
-
£1,897 GBP
ZAR 40,810 ZAR
View
B
Retailer 19
-
£2,264 GBP
View
B
Retailer 20
-
£2,308 GBP
View
B
Retailer 21
-
£3,136 GBP
$4,176 USD
View
Price last confirmed 61 days ago
Most Expensive
B
NZ Jewellers
e5bbc7ee-0c57-4002-ad06-773280d510f5 · Oct 27
£3,136 GBP
$4,176 USD
View
21 more retailers have this diamond
Prices start from £990 GBPSave up to £2,146 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
0.80ct Round
£990 GBP