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Round|Natural|GIA

0.80ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 7551135338

Certificate GIA 7551135338

Diamond specifications and retailer prices

From £932 GBP
As of November 4, 2026
Save £2,083 GBP (69%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £3,015 GBP at NZ Jewellers · As of November 2, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7551135338. Listed at 23 retailers as of November 2, 2026, with prices from £932 to £3,015, a £2,083 spread on the same certified stone. NZ Jewellers lists it at £3,015. 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
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7551135338
Dimensions5.84 × 5.89 × 3.68 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather
Top View
5.84 mm5.89 mm0.80 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7551135338
Side View
Table 58.0%Crown 36°Girdle: STK-STKPavilion 40.8°Culet: NoneDepth 62.7%

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 4
Current: £1,138 GBP|Low: £932 GBP|High: £2,186 GBP|Avg: £1,464 GBP|+0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 8£932 GBP
Retailer 3£937 GBP
Retailer 1£1,138 GBP
Retailer 2£1,140 GBP
Retailer 4£1,377 GBP
Retailer 10£1,434 GBP
Retailer 6£1,558 GBP
Retailer 5£1,594 GBP
Retailer 9£1,840 GBP
Retailer 7£2,165 GBP

29 data points across 10 retailers

23 retailers£932 GBP to £3,015 GBP

A
Cheapest Retailer
-
£932 GBP
A
Retailer 2
-
£937 GBP
View
A
Retailer 3
-
£1,138 GBP
View
A
Retailer 4
-
£1,140 GBP
View
Final sale: no returns
A
Retailer 5
-
£1,146 GBP
View
Retailer 6
-
£1,236 GBP
View
Price last confirmed 8 days ago
A
Retailer 7
-
£1,236 GBP
View
A
Retailer 8
-
£1,289 GBP
View
A
Retailer 9
-
£1,293 GBP
View
Retailer 10
-
£1,298 GBP
View
Price last confirmed 10 days ago
A
Retailer 11
-
£1,318 GBP
View
A
Retailer 12
-
£1,337 GBP
View
A
Retailer 13
-
£1,377 GBP
View
B+
Retailer 14
-
£1,427 GBP
View
B+
Retailer 15
-
£1,434 GBP
View
B+
Retailer 16
-
£1,558 GBP
View
B+
Retailer 17
-
£1,594 GBP
View
Retailer 18
-
£1,612 GBP
View
Price last confirmed 32 days ago
B+
Retailer 19
-
£1,753 GBP
View
B+
Retailer 20
-
£1,802 GBP
View
B+
Retailer 21
-
£1,840 GBP
View
B+
Retailer 22
-
£2,165 GBP
View
Most Expensive
B
NZ Jewellers
b64a0694-3a8a-4761-b35f-fde7d99b16e3 · Nov 2
£3,015 GBP
$4,058 USD
View
22 more retailers have this diamond
Prices start from £932 GBPSave up to £2,083 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
£932 GBP