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Oval|Natural|GIA

0.45ct H SI2 Oval Natural Diamond

EX • H/SI2 • GIA 1545836588

Certificate GIA 1545836588

Diamond specifications and retailer prices

From £172 GBP
SGD 312 SGD
As of October 30, 2026
Save £156 GBP (48%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £328 GBP at Yorxs · As of October 31, 2026
View at Yorxs

About this 0.45ct natural oval diamond

This 0.45ct natural oval sits in the sub-half-carat band, graded H 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 1545836588. Listed at 7 retailers as of October 30, 2026, with prices from £172 to £328, a £156 spread on the same certified stone. Yorxs lists it at £328. 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
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle39.42°
Pavilion angle40.28°
OriginNatural
Grading LabGIA
CertificateGIA 1545836588
Dimensions6.12 × 4.29 × 2.64 mm
L/W Ratio1.43
Culet sizeNone
Top View
6.12 mm4.29 mm0.45 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1545836588
Side View
Table 61.0%Crown 39.42°Girdle: STK-VTKPavilion 40.28°Culet: NoneDepth 61.6%

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 30
Current: £224 GBP|Low: £172 GBP|High: £393 GBP|Avg: £265 GBP|-11.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Yorxs
October 31, 2026
Retailer 4£172 GBP
Retailer 3£199 GBP
Retailer 2£202 GBP
Retailer 1£224 GBP
Retailer 5£265 GBP
Retailer 7£277 GBP
Yorxs£328 GBP
Retailer 6£354 GBP

24 data points across 8 retailers

7 retailers£172 GBP to £328 GBP

A
Cheapest Retailer
-
£172 GBP
SGD 312 SGD
A
Retailer 2
-
£199 GBP
SGD 360 SGD
View
A
Retailer 3
-
£202 GBP
View
A
Retailer 4
-
£224 GBP
$300 USD
View
A
Retailer 5
-
£265 GBP
$354 USD
View
A
Retailer 6
-
£277 GBP
$371 USD
View
Most Expensive
B+
Yorxs
524153806 · Oct 31
£328 GBP
€419 EUR
View
6 more retailers have this diamond
Prices start from £172 GBPSave up to £156 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
£172 GBP