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Oval|Natural|GIA

0.80ct G SI1 Oval Natural Diamond

EX • G/SI1 • GIA 5556557144

Certificate GIA 5556557144

Diamond specifications and retailer prices

From £913 GBP
$1,223 USD
As of October 31, 2026
Save £725 GBP (44%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,637 GBP at Helzberg Diamonds · As of October 31, 2026
View at Helzberg Diamonds

About this 0.8ct natural oval diamond

This 0.8ct natural oval sits in the just-under-one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5556557144. Listed at 15 retailers as of October 31, 2026, with prices from £913 to £1,637, a £725 spread on the same certified stone. Helzberg Diamonds lists it at £1,637. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle38.25°
Pavilion angle39.88°
OriginNatural
Grading LabGIA
CertificateGIA 5556557144
Dimensions7.29 × 5.18 × 3.25 mm
L/W Ratio1.41
Culet sizeNone
Top View
7.29 mm5.18 mm0.80 ctG / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 5556557144
Side View
Table 57.0%Crown 38.25°Girdle: THN-VTKPavilion 39.88°Culet: NoneDepth 62.7%

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: Oct 31
Current: £1,637 GBP|Low: £913 GBP|High: £1,637 GBP|Avg: £1,152 GBP
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
November 1, 2026
Retailer 13£913 GBP
Retailer 9£913 GBP
Retailer 5£928 GBP
Retailer 11£979 GBP
Retailer 4£993 GBP
Retailer 6£993 GBP
Retailer 7£1,037 GBP
Retailer 14£1,116 GBP
Retailer 2£1,146 GBP
Retailer 12£1,288 GBP
Retailer 8£1,311 GBP
Retailer 3£1,364 GBP
Retailer 10£1,486 GBP
Helzberg Diamonds£1,637 GBP

39 data points across 14 retailers

15 retailers£913 GBP to £1,637 GBP

A
Cheapest Retailer
-
£913 GBP
$1,223 USD
A
Retailer 2
-
£913 GBP
SGD 1,654 SGD
View
A
Retailer 3
-
£928 GBP
$1,244 USD
View
A
Retailer 4
-
£979 GBP
$1,312 USD
View
A
Retailer 5
-
£993 GBP
$1,330 USD
View
A
Retailer 6
-
£993 GBP
SGD 1,798 SGD
View
A
Retailer 7
-
£1,037 GBP
View
B+
Retailer 8
-
£1,116 GBP
$1,495 USD
View
B+
Retailer 9
-
£1,146 GBP
$1,535 USD
View
B+
Retailer 10
-
£1,185 GBP
$1,588 USD
View
B+
Retailer 11
-
£1,288 GBP
$1,726 USD
View
B+
Retailer 12
-
£1,311 GBP
€1,673 EUR
View
B
Retailer 13
-
£1,391 GBP
$1,864 USD
View
B+
Retailer 14
-
£1,486 GBP
$1,991 USD
View
Most Expensive
B
Helzberg Diamonds
XZRLLLMLLNHKK · Oct 31
£1,637 GBP
$2,194 USD
View
14 more retailers have this diamond
Prices start from £913 GBPSave up to £725 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 Oval
£913 GBP