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Oval|Natural|GIA

0.51ct F SI1 Oval Natural Diamond

EX • F/SI1 • GIA 1567424503

Certificate GIA 1567424503

Diamond specifications and retailer prices

From HK$3,676 HKD
As of November 5, 2026
Save HK$3,586 HKD (49%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$7,262 HKD 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1567424503. Listed at 8 retailers as of November 5, 2026, with prices from HK$3,676 to HK$7,262, a HK$3,586 spread on the same certified stone. Frank Darling lists it at HK$7,262. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.33°
Pavilion angle42.03°
OriginNatural
Grading LabGIA
CertificateGIA 1567424503
Dimensions6.48 × 4.47 × 2.77 mm
L/W Ratio1.45
Culet sizeNone
Top View
6.48 mm4.47 mm0.51 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1567424503
Side View
Table 59.0%Crown 35.33°Girdle: THN-THKPavilion 42.03°Culet: NoneDepth 61.9%

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 5
Current: HK$7,262 HKD|Low: HK$3,652 HKD|High: HK$7,319 HKD|Avg: HK$5,213 HKD|-0.8%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 2HK$3,676 HKD
Retailer 7HK$3,903 HKD
Retailer 8HK$4,115 HKD
Retailer 3HK$5,071 HKD
Retailer 5HK$5,463 HKD
Retailer 4HK$5,557 HKD
Retailer 6HK$5,933 HKD
Frank DarlingHK$7,262 HKD

14 data points across 8 retailers

8 retailersHK$3,676 HKD to HK$7,262 HKD

A
Cheapest Retailer
-
HK$3,676 HKD
A
Retailer 2
-
HK$3,903 HKD
View
Retailer 3
-
HK$4,115 HKD
View
Price last confirmed 10 days ago
A
Retailer 4
-
HK$5,071 HKD
View
B+
Retailer 5
-
HK$5,463 HKD
View
A
Retailer 6
-
HK$5,557 HKD
View
B+
Retailer 7
-
HK$5,933 HKD
View
Most Expensive
B
Frank Darling
2695357HK · Nov 6
HK$7,262 HKD
$927 USD
View
7 more retailers have this diamond
Prices start from HK$3,676 HKDSave up to HK$3,586 HKD

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
HK$3,676 HKD