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Oval|Natural|GIA

0.51ct G SI2 Oval Natural Diamond

EX • G/SI2 • GIA 5543344670

Certificate GIA 5543344670

Diamond specifications and retailer prices

From €254 EUR
SGD 384 SGD
As of October 30, 2026
Save €391 EUR (61%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €646 EUR at Frank Darling · As of October 30, 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 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 5543344670. Listed at 7 retailers as of October 30, 2026, with prices from €254 to €646, a €391 spread on the same certified stone. Frank Darling lists it at €646. 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
G
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle38.53°
Pavilion angle39.41°
OriginNatural
Grading LabGIA
CertificateGIA 5543344670
Dimensions6.75 × 4.32 × 2.69 mm
L/W Ratio1.56
Top View
6.75 mm4.32 mm0.51 ctG / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5543344670
Side View
Table 59.0%Crown 38.53°Girdle: MED-THKPavilion 39.41°Culet: NoneDepth 62.3%

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 30
Current: €646 EUR|Low: €181 EUR|High: €680 EUR|Avg: €369 EUR|-5.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 28, 2026
Retailer 9€181 EUR
Retailer 5€254 EUR
Retailer 4€273 EUR
Retailer 3€298 EUR
Retailer 2€330 EUR
Retailer 8€338 EUR
Retailer 6€396 EUR
Retailer 7€484 EUR
Frank Darling€646 EUR

17 data points across 9 retailers

7 retailers€254 EUR to €646 EUR

A
Cheapest Retailer
-
€254 EUR
SGD 384 SGD
A
Retailer 2
-
€273 EUR
SGD 412 SGD
View
A
Retailer 3
-
€298 EUR
£262 GBP
View
A
Retailer 4
-
€330 EUR
$369 USD
View
A
Retailer 5
-
€338 EUR
$378 USD
View
A
Retailer 6
-
€396 EUR
$442 USD
View
Most Expensive
B+
Frank Darling
2572895HK · Oct 30
€646 EUR
$721 USD
View
6 more retailers have this diamond
Prices start from €254 EURSave up to €391 EUR

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
€254 EUR