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Oval|Natural|GIA

0.45ct G SI1 Oval Natural Diamond

EX • G/SI1 • GIA 6551443144

Certificate GIA 6551443144

Diamond specifications and retailer prices

From £235 GBP
As of November 6, 2026
Save £187 GBP (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £422 GBP at Yorxs · As of November 3, 2026
View at Yorxs

About this 0.45ct natural oval diamond

This 0.45ct natural oval sits in the sub-half-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 6551443144. Listed at 8 retailers as of November 3, 2026, with prices from £235 to £422, a £187 spread on the same certified stone. Yorxs lists it at £422. 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

0.45
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.95°
Pavilion angle38.2°
OriginNatural
Grading LabGIA
CertificateGIA 6551443144
Dimensions6.06 × 4.32 × 2.63 mm
L/W Ratio1.40
Culet sizeNone
Top View
6.06 mm4.32 mm0.45 ctG / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551443144
Side View
Table 57.0%Crown 37.95°Girdle: MED-VTKPavilion 38.2°Culet: NoneDepth 60.8%

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: Nov 6
Current: £249 GBP|Low: £172 GBP|High: £459 GBP|Avg: £327 GBP|-3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Yorxs
November 5, 2026
Retailer 7£172 GBP
Retailer 6£235 GBP
Retailer 1£249 GBP
Retailer 3£276 GBP
Retailer 2£305 GBP
Retailer 4£329 GBP
Retailer 5£359 GBP
Retailer 9£368 GBP
Yorxs£422 GBP
Retailer 8£459 GBP

26 data points across 10 retailers

8 retailers£235 GBP to £422 GBP

A
Cheapest Retailer
-
£235 GBP
A
Retailer 2
-
£249 GBP
View
A
Retailer 3
-
£276 GBP
View
A
Retailer 4
-
£305 GBP
View
A
Retailer 5
-
£329 GBP
View
A
Retailer 6
-
£359 GBP
View
B+
Retailer 7
-
£368 GBP
View
Most Expensive
B+
Yorxs
531234912 · Nov 3
£422 GBP
€538 EUR
View
7 more retailers have this diamond
Prices start from £235 GBPSave up to £187 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
0.45ct Oval
£235 GBP