Oval|Natural|GIA

1.51ct F SI2 Oval Natural Diamond

EX • F/SI2 • GIA 6522365391

Certificate GIA 6522365391

Diamond specifications and retailer prices

From HK$46,865 HKD
$5,973 USD
As of November 1, 2026
Save HK$52,333 HKD (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$99,198 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6522365391. Listed at 16 retailers as of October 30, 2026, with prices from HK$46,865 to HK$99,198, a HK$52,333 spread on the same certified stone. NZ Jewellers lists it at HK$99,198. 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
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle38.74°
Pavilion angle39.76°
OriginNatural
Grading LabGIA
CertificateGIA 6522365391
Dimensions9.38 × 6.32 × 3.85 mm
L/W Ratio1.48
Top View
9.38 mm6.32 mm1.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6522365391
Side View
Table 59.0%Crown 38.74°Girdle: MED-THKPavilion 39.76°Culet: NoneDepth 61.0%

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$99,198 HKD|Low: HK$46,865 HKD|High: HK$99,198 HKD|Avg: HK$61,952 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 9HK$46,865 HKD
Retailer 8HK$49,603 HKD
Retailer 6HK$53,730 HKD
Retailer 11HK$54,562 HKD
Retailer 4HK$55,923 HKD
Retailer 10HK$56,565 HKD
Retailer 3HK$58,712 HKD
Retailer 7HK$62,000 HKD
Retailer 2HK$64,795 HKD
Retailer 5HK$82,656 HKD
NZ JewellersHK$99,198 HKD

44 data points across 11 retailers

16 retailersHK$46,865 HKD to HK$99,198 HKD

A
Cheapest Retailer
-
HK$46,865 HKD
$5,973 USD
B+
Retailer 2
-
HK$49,603 HKD
$6,322 USD
View
B+
Retailer 3
-
HK$50,011 HKD
$6,374 USD
View
B+
Retailer 4
-
HK$53,730 HKD
$6,848 USD
View
B+
Retailer 5
-
HK$54,562 HKD
$6,954 USD
View
B+
Retailer 6
-
HK$55,923 HKD
£5,612 GBP
View
B+
Retailer 7
-
HK$58,712 HKD
$7,483 USD
View
Retailer 8
-
HK$62,000 HKD
$7,902 USD
View
Price last confirmed 62 days ago
B+
Retailer 9
-
HK$62,000 HKD
$7,902 USD
View
B+
Retailer 10
-
HK$62,769 HKD
$8,000 USD
View
B+
Retailer 11
-
HK$62,769 HKD
$8,000 USD
View
B+
Retailer 12
-
HK$64,795 HKD
€7,865 EUR
View
B
Retailer 13
-
HK$64,887 HKD
$8,270 USD
View
B
Retailer 14
-
HK$82,656 HKD
£8,295 GBP
View
Retailer 15
-
HK$99,198 HKD
$12,643 USD
View
Price last confirmed 64 days ago
Most Expensive
B
NZ Jewellers
eb984eed-b178-4d39-863e-7afc21aeca99 · Oct 30
HK$99,198 HKD
$12,643 USD
View
15 more retailers have this diamond
Prices start from HK$46,865 HKDSave up to HK$52,333 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$46,865 HKD