Oval|Natural|GIA

0.30ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 2566050829

Certificate GIA 2566050829

Diamond specifications and retailer prices

From £193 GBP
SGD 350 SGD
As of November 1, 2026
Save £166 GBP (46%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £359 GBP at Yorxs · As of October 31, 2026
View at Yorxs

About this 0.3ct natural oval diamond

This 0.3ct natural oval sits in the sub-half-carat band, graded H 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 2566050829. Listed at 9 retailers as of October 31, 2026, with prices from £193 to £359, a £166 spread on the same certified stone. Yorxs lists it at £359. 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

0.30
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.98°
Pavilion angle39.86°
OriginNatural
Grading LabGIA
CertificateGIA 2566050829
Dimensions5.29 × 3.81 × 2.33 mm
L/W Ratio1.39
Culet sizeNone
Top View
5.29 mm3.81 mm0.30 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2566050829
Side View
Table 60.0%Crown 36.98°Girdle: MED-VTKPavilion 39.86°Culet: NoneDepth 61.2%

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 1
Current: £257 GBP|Low: £193 GBP|High: £382 GBP|Avg: £269 GBP|-2.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
November 1, 2026
Retailer 7£193 GBP
Retailer 6£214 GBP
Retailer 5£246 GBP
Retailer 4£248 GBP
Retailer 3£251 GBP
Retailer 1£257 GBP
Retailer 2£269 GBP
Retailer 8£288 GBP
Yorxs£359 GBP

42 data points across 9 retailers

9 retailers£193 GBP to £359 GBP

A
Cheapest Retailer
-
£193 GBP
SGD 350 SGD
A
Retailer 2
-
£214 GBP
SGD 387 SGD
View
B+
Retailer 3
-
£246 GBP
$329 USD
View
B+
Retailer 4
-
£248 GBP
View
B+
Retailer 5
-
£251 GBP
$336 USD
View
B+
Retailer 6
-
£257 GBP
View
B+
Retailer 7
-
£269 GBP
$361 USD
View
B+
Retailer 8
-
£288 GBP
$386 USD
View
Most Expensive
B
Yorxs
583340246 · Oct 31
£359 GBP
€458 EUR
View
8 more retailers have this diamond
Prices start from £193 GBPSave up to £166 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
0.30ct Oval
£193 GBP