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Oval|Natural|GIA

1.00ct I SI2 Oval Natural Diamond

EX • I/SI2 • GIA 2566135453

Certificate GIA 2566135453

Diamond specifications and retailer prices

From HK$14,429 HKD
As of November 6, 2026
Save HK$22,462 HKD (61%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$36,891 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural oval diamond

This 1ct natural oval sits in the classic one-carat band, graded I 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 2566135453. Listed at 18 retailers as of November 5, 2026, with prices from HK$14,429 to HK$36,891, a HK$22,462 spread on the same certified stone. NZ Jewellers lists it at HK$36,891. 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

1.00
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566135453
Dimensions7.94 × 5.63 × 3.42 mm
L/W Ratio1.41
Girdle conditionSlightly Thick to Very Thick
Key to symbols
Twinning Wisp, Knot, Feather, Crystal, Needle
Top View
7.94 mm5.63 mm1.00 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2566135453
Side View
Table 62.0%CrownGirdle: VTK-VTKPavilionCulet: NoneDepth 60.7%

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$36,891 HKD|Low: HK$13,292 HKD|High: HK$36,891 HKD|Avg: HK$19,641 HKD
NZ Jewellers
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 4HK$14,429 HKD
Retailer 3HK$14,585 HKD
Retailer 6HK$14,664 HKD
Retailer 16HK$14,758 HKD
Retailer 12HK$15,988 HKD
Retailer 13HK$16,725 HKD
Retailer 2HK$17,352 HKD
Retailer 8HK$17,462 HKD
Retailer 18HK$17,713 HKD
Retailer 14HK$18,449 HKD
Retailer 7HK$18,731 HKD
Retailer 17HK$18,731 HKD
Retailer 9HK$19,358 HKD
Retailer 11HK$19,358 HKD
Retailer 10HK$20,526 HKD
Retailer 5HK$25,605 HKD
Retailer 15HK$30,911 HKD
NZ JewellersHK$36,891 HKD

37 data points across 18 retailers

18 retailersHK$14,429 HKD to HK$36,891 HKD

A
Cheapest Retailer
-
HK$14,429 HKD
A
Retailer 2
-
HK$14,585 HKD
View
A
Retailer 3
-
HK$14,664 HKD
View
A
Retailer 4
-
HK$14,758 HKD
View
Final sale: no returns
A
Retailer 5
-
HK$15,988 HKD
View
A
Retailer 6
-
HK$16,725 HKD
View
B+
Retailer 7
-
HK$17,352 HKD
View
B+
Retailer 8
-
HK$17,462 HKD
View
B+
Retailer 9
-
HK$17,713 HKD
View
B+
Retailer 10
-
HK$18,449 HKD
View
B+
Retailer 11
-
HK$18,731 HKD
View
B+
Retailer 12
-
HK$18,731 HKD
View
B+
Retailer 13
-
HK$19,358 HKD
View
B+
Retailer 14
-
HK$19,358 HKD
View
B+
Retailer 15
-
HK$20,526 HKD
View
B
Retailer 16
-
HK$25,605 HKD
View
B
Retailer 17
-
HK$30,911 HKD
View
Most Expensive
B
NZ Jewellers
0b1de0a0-c29c-4937-aed3-ece1a3d28494 · Nov 5
HK$36,891 HKD
$4,707 USD
View
17 more retailers have this diamond
Prices start from HK$14,429 HKDSave up to HK$22,462 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
1.00ct Oval
HK$14,429 HKD