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Oval|Natural|GIA

0.50ct G SI2 Oval Natural Diamond

EX • G/SI2 • GIA 6565668635

Certificate GIA 6565668635

Diamond specifications and retailer prices

From £306 GBP
As of November 6, 2026
Save £324 GBP (51%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £630 GBP at Frank Darling · As of November 6, 2026
View at Frank Darling

About this 0.5ct natural oval diamond

This 0.5ct natural oval sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6565668635. Listed at 8 retailers as of November 6, 2026, with prices from £306 to £630, a £324 spread on the same certified stone. Frank Darling lists it at £630. 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

0.50
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle35.75°
Pavilion angle40.92°
OriginNatural
Grading LabGIA
CertificateGIA 6565668635
Dimensions6.39 × 4.43 × 2.78 mm
L/W Ratio1.44
Culet sizeNone
Top View
6.39 mm4.43 mm0.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6565668635
Side View
Table 59.0%Crown 35.75°Girdle: STK-THKPavilion 40.92°Culet: NoneDepth 62.8%

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 6
Current: £630 GBP|Low: £306 GBP|High: £648 GBP|Avg: £442 GBP|-2.8%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5£306 GBP
Retailer 8£312 GBP
Retailer 7£325 GBP
Retailer 4£360 GBP
Retailer 6£409 GBP
Retailer 2£465 GBP
Retailer 3£527 GBP
Frank Darling£630 GBP

11 data points across 8 retailers

8 retailers£306 GBP to £630 GBP

A
Cheapest Retailer
-
£306 GBP
A
Retailer 2
-
£312 GBP
View
A
Retailer 3
-
£325 GBP
View
A
Retailer 4
-
£360 GBP
View
A
Retailer 5
-
£409 GBP
View
A
Retailer 6
-
£465 GBP
View
B+
Retailer 7
-
£527 GBP
View
Most Expensive
B+
Frank Darling
2707779HK · Nov 6
£630 GBP
$843 USD
View
7 more retailers have this diamond
Prices start from £306 GBPSave up to £324 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
0.50ct Oval
£306 GBP