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Oval|Natural|GIA

0.31ct G SI2 Oval Natural Diamond

EX • G/SI2 • GIA 1563328457

Certificate GIA 1563328457

Diamond specifications and retailer prices

From £234 GBP
SGD 423 SGD
As of October 31, 2026
Save £186 GBP (44%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £420 GBP at Yorxs · As of October 31, 2026
View at Yorxs

About this 0.31ct natural oval diamond

This 0.31ct natural oval sits in the sub-half-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 1563328457. Listed at 9 retailers as of October 31, 2026, with prices from £234 to £420, a £186 spread on the same certified stone. Yorxs lists it at £420. 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

0.31
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.46°
Pavilion angle38.6°
OriginNatural
Grading LabGIA
CertificateGIA 1563328457
Dimensions5.72 × 3.67 × 2.22 mm
L/W Ratio1.56
Culet sizeNone
Top View
5.72 mm3.67 mm0.31 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1563328457
Side View
Table 59.0%Crown 37.46°Girdle: STK-VTKPavilion 38.6°Culet: NoneDepth 60.3%

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: Oct 31
Current: £310 GBP|Low: £234 GBP|High: £421 GBP|Avg: £300 GBP|+6.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
October 31, 2026
Retailer 5£234 GBP
Retailer 7£239 GBP
Retailer 3£243 GBP
Retailer 4£270 GBP
Retailer 2£300 GBP
Retailer 8£304 GBP
Retailer 1£310 GBP
Retailer 6£346 GBP
Yorxs£420 GBP

41 data points across 9 retailers

9 retailers£234 GBP to £420 GBP

A
Cheapest Retailer
-
£234 GBP
SGD 423 SGD
A
Retailer 2
-
£239 GBP
$320 USD
View
Retailer 3
-
£243 GBP
$325 USD
View
Price last confirmed 10 days ago
B+
Retailer 4
-
£270 GBP
SGD 489 SGD
View
B+
Retailer 5
-
£300 GBP
View
B+
Retailer 6
-
£304 GBP
$407 USD
View
B+
Retailer 7
-
£310 GBP
View
B
Retailer 8
-
£346 GBP
$464 USD
View
Most Expensive
B
Yorxs
612543071 · Oct 31
£420 GBP
€536 EUR
View
8 more retailers have this diamond
Prices start from £234 GBPSave up to £186 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
0.31ct Oval
£234 GBP