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Oval|Natural|GIA

1.51ct F I1 Oval Natural Diamond

EX • F/I1 • GIA 1553949091

Certificate GIA 1553949091

Diamond specifications and retailer prices

From HK$39,011 HKD
$4,972 USD
As of November 1, 2026
Save HK$42,777 HKD (52%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$81,788 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 F colour (colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1553949091. Listed at 8 retailers as of October 30, 2026, with prices from HK$39,011 to HK$81,788, a HK$42,777 spread on the same certified stone. NZ Jewellers lists it at HK$81,788. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
I1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35.87°
OriginNatural
Grading LabGIA
CertificateGIA 1553949091
Dimensions9.22 × 6.27 × 4.00 mm
L/W Ratio1.47
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Cavity, Needle
Top View
9.22 mm6.27 mm1.51 ctF / I1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 1553949091
Side View
Table 55.0%Crown 35.87°Girdle: STK-VTHPavilionCulet: NoneDepth 63.8%

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 1
Current: HK$81,788 HKD|Low: HK$37,104 HKD|High: HK$81,937 HKD|Avg: HK$50,450 HKD|+5.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 3HK$39,011 HKD
Retailer 7HK$44,299 HKD
Retailer 8HK$44,299 HKD
Retailer 5HK$44,731 HKD
Retailer 4HK$45,005 HKD
Retailer 6HK$51,117 HKD
Retailer 9HK$53,640 HKD
Retailer 2HK$53,937 HKD
NZ JewellersHK$81,788 HKD

23 data points across 9 retailers

8 retailersHK$39,011 HKD to HK$81,788 HKD

A
Cheapest Retailer
-
HK$39,011 HKD
$4,972 USD
B+
Retailer 2
-
HK$44,299 HKD
$5,646 USD
View
B+
Retailer 3
-
HK$44,299 HKD
$5,646 USD
View
B+
Retailer 4
-
HK$44,731 HKD
$5,701 USD
View
B+
Retailer 5
-
HK$45,005 HKD
$5,736 USD
View
B+
Retailer 6
-
HK$51,117 HKD
$6,515 USD
View
B
Retailer 7
-
HK$53,937 HKD
€6,547 EUR
View
Most Expensive
C
NZ Jewellers
18c8ebaa-0cb7-47d8-979b-d9c6601701bc · Oct 30
HK$81,788 HKD
$10,424 USD
View
7 more retailers have this diamond
Prices start from HK$39,011 HKDSave up to HK$42,777 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$39,011 HKD