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Oval|Natural|GIA

1.00ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 2548770831

Certificate GIA 2548770831

Diamond specifications and retailer prices

From HK$19,688 HKD
As of November 6, 2026
Save HK$22,587 HKD (53%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$42,275 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 H 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 2548770831. Listed at 24 retailers as of November 5, 2026, with prices from HK$19,688 to HK$42,275, a HK$22,587 spread on the same certified stone. NZ Jewellers lists it at HK$42,275. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2548770831
Dimensions8.21 × 5.52 × 3.28 mm
L/W Ratio1.49
Top View
8.21 mm5.52 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2548770831
Side View
Table 57.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$42,275 HKD|Low: HK$19,688 HKD|High: HK$43,192 HKD|Avg: HK$26,168 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
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 6, 2026
Retailer 8HK$19,688 HKD
Retailer 4HK$20,283 HKD
Retailer 7HK$20,644 HKD
Retailer 20HK$21,553 HKD
Retailer 11HK$21,984 HKD
Retailer 22HK$21,984 HKD
Retailer 21HK$22,235 HKD
Retailer 3HK$22,830 HKD
Retailer 13HK$23,520 HKD
Retailer 12HK$23,787 HKD
Retailer 9HK$23,841 HKD
Retailer 23HK$24,029 HKD
Retailer 2HK$24,954 HKD
Retailer 10HK$25,080 HKD
Retailer 16HK$25,080 HKD
Retailer 6HK$25,362 HKD
Retailer 14HK$25,550 HKD
Retailer 5HK$25,863 HKD
Retailer 19HK$28,395 HKD
Retailer 17HK$29,618 HKD
Retailer 15HK$35,347 HKD
Retailer 18HK$40,464 HKD
NZ JewellersHK$42,275 HKD

28 data points across 23 retailers

24 retailersHK$19,688 HKD to HK$42,275 HKD

B+
Cheapest Retailer
-
HK$19,688 HKD
B+
Retailer 2
-
HK$20,283 HKD
View
B+
Retailer 3
-
HK$20,644 HKD
View
B+
Retailer 4
-
HK$21,553 HKD
View
Retailer 5
-
HK$21,984 HKD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
HK$21,984 HKD
View
B
Retailer 7
-
HK$22,235 HKD
View
B+
Retailer 8
-
HK$22,830 HKD
View
B+
Retailer 9
-
HK$23,520 HKD
View
B+
Retailer 10
-
HK$23,787 HKD
View
B+
Retailer 11
-
HK$23,841 HKD
View
B+
Retailer 12
-
HK$24,029 HKD
View
B+
Retailer 13
-
HK$24,954 HKD
View
B+
Retailer 14
-
HK$25,080 HKD
View
B+
Retailer 15
-
HK$25,080 HKD
View
B+
Retailer 16
-
HK$25,362 HKD
View
B+
Retailer 17
-
HK$25,550 HKD
View
B
Retailer 18
-
HK$25,863 HKD
View
Retailer 19
-
HK$27,400 HKD
View
Price last confirmed 33 days ago
B
Retailer 20
-
HK$28,395 HKD
View
B
Retailer 21
-
HK$29,618 HKD
View
B
Retailer 22
-
HK$35,347 HKD
View
B
Retailer 23
-
HK$40,464 HKD
View
Most Expensive
B
NZ Jewellers
5cbbed0b-0d8c-4abb-9493-0c91688017c1 · Nov 5
HK$42,275 HKD
$5,394 USD
View
23 more retailers have this diamond
Prices start from HK$19,688 HKDSave up to HK$22,587 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.

B+
1.00ct Oval
HK$19,688 HKD