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Oval|Natural|GIA

1.51ct I SI2 Oval Natural Diamond

ID • I/SI2 • GIA 2526737022

Certificate GIA 2526737022

Diamond specifications and retailer prices

From HK$21,591 HKD
As of October 31, 2026
Save HK$27,162 HKD (56%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$48,753 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two 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 2526737022. Listed at 16 retailers as of October 30, 2026, with prices from HK$21,591 to HK$48,753, a HK$27,162 spread on the same certified stone. NZ Jewellers lists it at HK$48,753. 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

1.51
Carat
I
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2526737022
Dimensions9.66 × 6.25 × 3.87 mm
L/W Ratio1.55
Top View
9.66 mm6.25 mm1.51 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2526737022
Side View
Table 64.0%CrownGirdle: STK-VTKPavilionCulet: 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: Oct 31
Current: HK$48,753 HKD|Low: HK$21,391 HKD|High: HK$49,820 HKD|Avg: HK$30,826 HKD|-2.1%
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
November 1, 2026
Retailer 10HK$21,591 HKD
Retailer 7HK$22,248 HKD
Retailer 9HK$23,043 HKD
Retailer 2HK$27,299 HKD
Retailer 6HK$27,986 HKD
Retailer 14HK$27,986 HKD
Retailer 5HK$29,060 HKD
Retailer 13HK$29,125 HKD
Retailer 8HK$29,248 HKD
Retailer 15HK$29,735 HKD
Retailer 4HK$29,970 HKD
Retailer 3HK$32,293 HKD
Retailer 11HK$32,771 HKD
Retailer 12HK$47,050 HKD
NZ JewellersHK$48,753 HKD

23 data points across 15 retailers

16 retailersHK$21,591 HKD to HK$48,753 HKD

A
Cheapest Retailer
-
HK$21,591 HKD
A
Retailer 2
-
HK$22,248 HKD
SGD 3,832 SGD
View
A
Retailer 3
-
HK$23,043 HKD
₹279,722 INR
View
A
Retailer 4
-
HK$26,989 HKD
$3,440 USD
View
A
Retailer 5
-
HK$27,299 HKD
£2,740 GBP
View
A
Retailer 6
-
HK$27,986 HKD
$3,567 USD
View
A
Retailer 7
-
HK$27,986 HKD
$3,567 USD
View
A
Retailer 8
-
HK$29,060 HKD
$3,704 USD
View
A
Retailer 9
-
HK$29,125 HKD
$3,712 USD
View
A
Retailer 10
-
HK$29,248 HKD
£2,935 GBP
View
A
Retailer 11
-
HK$29,735 HKD
$3,790 USD
View
A
Retailer 12
-
HK$29,970 HKD
SGD 5,162 SGD
View
A
Retailer 13
-
HK$32,293 HKD
$4,116 USD
View
A
Retailer 14
-
HK$32,771 HKD
€3,978 EUR
View
B+
Retailer 15
-
HK$47,050 HKD
£4,722 GBP
View
Most Expensive
B+
NZ Jewellers
72db05aa-4e29-4f19-bbc2-f88ee99ad6d8 · Oct 30
HK$48,753 HKD
$6,214 USD
View
15 more retailers have this diamond
Prices start from HK$21,591 HKDSave up to HK$27,162 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
1.51ct Oval
HK$21,591 HKD