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Oval|Natural|GIA

0.50ct I SI1 Oval Natural Diamond

EX • I/SI1 • GIA 2558961283

Certificate GIA 2558961283

Diamond specifications and retailer prices

From HK$2,759 HKD
As of November 6, 2026
Save HK$5,990 HKD (68%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$8,749 HKD at MOH London · As of November 4, 2026
View at MOH London

About this 0.5ct natural oval diamond

This 0.5ct natural oval sits in the half to three-quarter carat band, graded I 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 2558961283. Listed at 20 retailers as of November 4, 2026, with prices from HK$2,759 to HK$8,749, a HK$5,990 spread on the same certified stone. MOH London lists it at HK$8,749. 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

0.50
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2558961283
Dimensions6.28 × 4.38 × 2.79 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
6.28 mm4.38 mm0.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2558961283
Side View
Table 62.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 63.7%

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: HK$8,749 HKD|Low: HK$2,759 HKD|High: HK$9,048 HKD|Avg: HK$4,847 HKD|-3.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 2HK$2,759 HKD
Retailer 12HK$3,205 HKD
Retailer 6HK$3,495 HKD
Retailer 14HK$3,872 HKD
Retailer 13HK$4,083 HKD
Retailer 3HK$4,381 HKD
Retailer 7HK$4,632 HKD
Retailer 8HK$4,663 HKD
Retailer 11HK$4,820 HKD
Retailer 5HK$5,345 HKD
Retailer 4HK$5,408 HKD
Retailer 10HK$5,698 HKD
Retailer 9HK$5,878 HKD
MOH LondonHK$8,749 HKD

25 data points across 14 retailers

20 retailersHK$2,759 HKD to HK$8,749 HKD

A
Cheapest Retailer
-
HK$2,759 HKD
A
Retailer 2
-
HK$3,205 HKD
View
A
Retailer 3
-
HK$3,495 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$3,793 HKD
View
A
Retailer 5
-
HK$3,872 HKD
View
Retailer 6
-
HK$4,083 HKD
View
Price last confirmed 8 days ago
A
Retailer 7
-
HK$4,083 HKD
View
A
Retailer 8
-
HK$4,083 HKD
View
Retailer 9
-
HK$4,381 HKD
View
Price last confirmed 16 days ago
A
Retailer 10
-
HK$4,381 HKD
View
Retailer 11
-
HK$4,475 HKD
View
Price last confirmed 24 days ago
A
Retailer 12
-
HK$4,632 HKD
View
B+
Retailer 13
-
HK$4,663 HKD
View
B+
Retailer 14
-
HK$4,820 HKD
View
B+
Retailer 15
-
HK$5,345 HKD
View
B+
Retailer 16
-
HK$5,408 HKD
View
B+
Retailer 17
-
HK$5,698 HKD
View
B+
Retailer 18
-
HK$5,878 HKD
View
Retailer 19
-
HK$6,207 HKD
View
Price last confirmed 34 days ago
Most Expensive
B
MOH London
74A3430AE · Nov 4
HK$8,749 HKD
£879 GBP
View
19 more retailers have this diamond
Prices start from HK$2,759 HKDSave up to HK$5,990 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
0.50ct Oval
HK$2,759 HKD