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1.51ct F IF Round Natural Diamond

EX • F/IF • IGI 813691005

Shape and cutting style on the report: Round brilliant

Certificate IGI 813691005

Diamond specifications and retailer prices

From HK$70,677 HKD
As of November 4, 2026
Save HK$57,937 HKD (45%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$128,614 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 813691005. Listed at 14 retailers as of November 4, 2026, with prices from HK$70,677 to HK$128,614, a HK$57,937 spread on the same certified stone. NZ Jewellers lists it at HK$128,614. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 813691005
Dimensions7.26 × 7.31 × 4.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.26 mm7.31 mm1.51 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 813691005
Side View
Table 57.0%Crown 35.5°Girdle: Slightly ThickPavilion 41.1°CuletDepth 62.9%

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: Nov 4
Current: HK$128,614 HKD|Low: HK$70,677 HKD|High: HK$132,874 HKD|Avg: HK$95,470 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
Retailer 14
November 6, 2026
Retailer 13HK$70,677 HKD
Retailer 10HK$74,843 HKD
Retailer 4HK$79,033 HKD
Retailer 11HK$84,101 HKD
Retailer 8HK$84,265 HKD
Retailer 12HK$85,167 HKD
Retailer 7HK$91,020 HKD
Retailer 3HK$92,275 HKD
Retailer 6HK$93,695 HKD
Retailer 5HK$94,456 HKD
Retailer 14HK$106,475 HKD
Retailer 2HK$112,579 HKD
Retailer 9HK$120,196 HKD
NZ JewellersHK$128,614 HKD

45 data points across 14 retailers

14 retailersHK$70,677 HKD to HK$128,614 HKD

A
Cheapest Retailer
-
HK$70,677 HKD
A
Retailer 2
-
HK$74,843 HKD
View
A
Retailer 3
-
HK$79,033 HKD
View
A
Retailer 4
-
HK$84,101 HKD
View
A
Retailer 5
-
HK$84,265 HKD
View
A
Retailer 6
-
HK$85,167 HKD
View
Final sale: no returns
A
Retailer 7
-
HK$91,020 HKD
View
A
Retailer 8
-
HK$92,275 HKD
View
A
Retailer 9
-
HK$93,695 HKD
View
A
Retailer 10
-
HK$94,456 HKD
View
A
Retailer 11
-
HK$106,475 HKD
View
B+
Retailer 12
-
HK$112,579 HKD
View
B+
Retailer 13
-
HK$120,196 HKD
View
Most Expensive
B+
NZ Jewellers
4570dd2a-77d6-4d3b-a76e-917f91e86356 · Nov 5
HK$128,614 HKD
$16,394 USD
View
13 more retailers have this diamond
Prices start from HK$70,677 HKDSave up to HK$57,937 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 Round
HK$70,677 HKD