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Oval|Natural|GIA

1.51ct H SI2 Oval Natural Diamond

EX • H/SI2 • GIA 7451259245

Certificate GIA 7451259245

Diamond specifications and retailer prices

From HK$40,437 HKD
$5,154 USD
As of November 2, 2026
Save HK$49,789 HKD (55%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$90,226 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 H 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 7451259245. Listed at 19 retailers as of October 30, 2026, with prices from HK$40,437 to HK$90,226, a HK$49,789 spread on the same certified stone. NZ Jewellers lists it at HK$90,226. 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
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7451259245
Dimensions8.95 × 6.36 × 3.98 mm
L/W Ratio1.41
Top View
8.95 mm6.36 mm1.51 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7451259245
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.7%

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 2
Current: HK$90,226 HKD|Low: HK$39,895 HKD|High: HK$90,226 HKD|Avg: HK$54,835 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
November 2, 2026
Retailer 9HK$40,437 HKD
Retailer 7HK$41,111 HKD
Retailer 11HK$45,141 HKD
Retailer 4HK$45,489 HKD
Retailer 3HK$48,871 HKD
Retailer 8HK$48,871 HKD
Retailer 12HK$51,531 HKD
Retailer 5HK$51,737 HKD
Retailer 2HK$55,656 HKD
Retailer 10HK$56,387 HKD
Retailer 6HK$79,473 HKD
NZ JewellersHK$90,226 HKD

41 data points across 12 retailers

19 retailersHK$40,437 HKD to HK$90,226 HKD

A
Cheapest Retailer
-
HK$40,437 HKD
$5,154 USD
A
Retailer 2
-
HK$41,111 HKD
$5,240 USD
View
B+
Retailer 3
-
HK$42,131 HKD
$5,370 USD
View
B+
Retailer 4
-
HK$42,618 HKD
$5,432 USD
View
B+
Retailer 5
-
HK$43,182 HKD
$5,504 USD
View
B+
Retailer 6
-
HK$45,141 HKD
CA$7,991 CAD
View
B+
Retailer 7
-
HK$45,489 HKD
$5,798 USD
View
B+
Retailer 8
-
HK$48,871 HKD
$6,229 USD
View
B+
Retailer 9
-
HK$48,871 HKD
$6,229 USD
View
B+
Retailer 10
-
HK$48,871 HKD
$6,229 USD
View
B+
Retailer 11
-
HK$51,531 HKD
$6,568 USD
View
B+
Retailer 12
-
HK$51,737 HKD
£5,192 GBP
View
B
Retailer 13
-
HK$54,371 HKD
$6,930 USD
View
B
Retailer 14
-
HK$54,371 HKD
$6,930 USD
View
B+
Retailer 15
-
HK$55,656 HKD
€6,756 EUR
View
B
Retailer 16
-
HK$56,175 HKD
$7,160 USD
View
B
Retailer 17
-
HK$56,387 HKD
$7,187 USD
View
B
Retailer 18
-
HK$79,473 HKD
£7,976 GBP
View
Most Expensive
B
NZ Jewellers
5ec193df-b980-434b-968c-8d67a70d9ecc · Oct 30
HK$90,226 HKD
$11,500 USD
View
18 more retailers have this diamond
Prices start from HK$40,437 HKDSave up to HK$49,789 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$40,437 HKD