CaratHunter
Plans
Oval|Natural|GIA

0.51ct D SI2 Oval Natural Diamond

EX • D/SI2 • GIA 2241098611

Certificate GIA 2241098611

Diamond specifications and retailer prices

From £545 GBP
As of November 6, 2026
Save £313 GBP (36%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £858 GBP at Frank Darling · As of November 6, 2026
View at Frank Darling

About this 0.51ct natural oval diamond

This 0.51ct natural oval sits in the half to three-quarter carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2241098611. Listed at 11 retailers as of November 6, 2026, with prices from £545 to £858, a £313 spread on the same certified stone. Frank Darling lists it at £858. 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

0.51
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.6°
Pavilion angle40.58°
OriginNatural
Grading LabGIA
CertificateGIA 2241098611
Dimensions6.31 × 4.53 × 2.83 mm
L/W Ratio1.39
Culet sizeNone
Top View
6.31 mm4.53 mm0.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2241098611
Side View
Table 60.0%Crown 38.6°Girdle: STK-THKPavilion 40.58°Culet: NoneDepth 62.4%

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 6
Current: £858 GBP|Low: £545 GBP|High: £878 GBP|Avg: £688 GBP|-2.3%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9£545 GBP
Retailer 7£554 GBP
Retailer 3£568 GBP
Retailer 10£569 GBP
Retailer 8£583 GBP
Retailer 6£604 GBP
Retailer 11£722 GBP
Retailer 5£732 GBP
Retailer 4£800 GBP
Retailer 2£814 GBP
Frank Darling£858 GBP

21 data points across 11 retailers

11 retailers£545 GBP to £858 GBP

A
Cheapest Retailer
-
£545 GBP
A
Retailer 2
-
£554 GBP
View
A
Retailer 3
-
£568 GBP
View
A
Retailer 4
-
£569 GBP
View
A
Retailer 5
-
£583 GBP
View
B+
Retailer 6
-
£604 GBP
View
B+
Retailer 7
-
£722 GBP
View
B+
Retailer 8
-
£732 GBP
View
B+
Retailer 9
-
£800 GBP
View
B+
Retailer 10
-
£814 GBP
View
Most Expensive
B
Frank Darling
2706125HK · Nov 6
£858 GBP
$1,149 USD
View
10 more retailers have this diamond
Prices start from £545 GBPSave up to £313 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
0.51ct Oval
£545 GBP