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Oval|Natural|GIA

0.50ct G SI1 Oval Natural Diamond

EX • G/SI1 • GIA 1515277644

Certificate GIA 1515277644

Diamond specifications and retailer prices

From £604 GBP
As of November 6, 2026
Save £717 GBP (54%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,322 GBP at MOH London · As of November 4, 2026
View at MOH London

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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1515277644. Listed at 23 retailers as of November 4, 2026, with prices from £604 to £1,322, a £717 spread on the same certified stone. MOH London lists it at £1,322. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.31°
Pavilion angle38.51°
OriginNatural
Grading LabGIA
CertificateGIA 1515277644
Dimensions6.20 × 4.49 × 2.77 mm
L/W Ratio1.38
Culet sizeNone
Top View
6.20 mm4.49 mm0.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1515277644
Side View
Table 58.0%Crown 39.31°Girdle: STK-VTKPavilion 38.51°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £1,322 GBP|Low: £504 GBP|High: £1,339 GBP|Avg: £859 GBP|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 11£604 GBP
Retailer 10£643 GBP
Retailer 3£654 GBP
Retailer 7£680 GBP
Retailer 6£720 GBP
Retailer 12£721 GBP
Retailer 9£773 GBP
Retailer 2£882 GBP
Retailer 8£1,015 GBP
Retailer 4£1,077 GBP
Retailer 5£1,115 GBP
MOH London£1,322 GBP

38 data points across 12 retailers

23 retailers£604 GBP to £1,322 GBP

B+
Cheapest Retailer
-
£604 GBP
Final sale: no returns
Retailer 2
-
£643 GBP
View
Price last confirmed 9 days ago
B+
Retailer 3
-
£643 GBP
View
Retailer 4
-
£654 GBP
View
Price last confirmed 38 days ago
Retailer 5
-
£654 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£662 GBP
View
B+
Retailer 7
-
£680 GBP
View
B+
Retailer 8
-
£720 GBP
View
B+
Retailer 9
-
£721 GBP
View
B
Retailer 10
-
£730 GBP
View
Retailer 11
-
£755 GBP
View
Price last confirmed 38 days ago
B
Retailer 12
-
£755 GBP
View
B
Retailer 13
-
£770 GBP
View
B
Retailer 14
-
£770 GBP
View
B
Retailer 15
-
£773 GBP
View
B
Retailer 16
-
£799 GBP
View
B
Retailer 17
-
£882 GBP
View
B
Retailer 18
-
£1,015 GBP
View
Retailer 19
-
£1,077 GBP
View
Price last confirmed 37 days ago
B
Retailer 20
-
£1,115 GBP
View
Most Expensive
B
MOH London
D60BBCD2A · Nov 4
£1,322 GBP
View
20 more retailers have this diamond
Prices start from £604 GBPSave up to £717 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.

B+
0.50ct Oval
£604 GBP