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Oval|Natural|GIA

0.53ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 1538794467

Certificate GIA 1538794467

Diamond specifications and retailer prices

From £619 GBP
As of November 4, 2026
Save £356 GBP (36%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £975 GBP at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 0.53ct natural oval diamond

This 0.53ct natural oval sits in the half to three-quarter 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 1538794467. Listed at 3 retailers as of November 4, 2026, with prices from £619 to £975, a £356 spread on the same certified stone. 77 Diamonds lists it at £975. 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

0.53
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1538794467
Dimensions6.46 × 4.52 × 2.85 mm
L/W Ratio1.43
Culet sizeNone
Key to symbols
Twinning Wisp, Cloud, Crystal, Feather
Top View
6.46 mm4.52 mm0.53 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1538794467
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.0%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: £975 GBP|Low: £667 GBP|High: £986 GBP|Avg: £827 GBP|+1.2%
77 Diamonds
Retailer 2
November 6, 2026
Retailer 2£676 GBP
77 Diamonds£975 GBP

39 data points across 2 retailers

3 retailers£619 GBP to £975 GBP

B+
Cheapest Retailer
-
£619 GBP
B+
Retailer 2
-
£676 GBP
View
Most Expensive
B
77 Diamonds
OVDHBU2TUHMA · Nov 6
£975 GBP
View
2 more retailers have this diamond
Prices start from £619 GBPSave up to £356 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+
0.53ct Oval
£619 GBP