Oval|Natural|GIA

1.51ct F SI1 Oval Natural Diamond

EX • F/SI1 • GIA 7541082818

Certificate GIA 7541082818

Diamond specifications and retailer prices

From HK$57,222 HKD
$7,293 USD
As of October 26, 2026
Save HK$71,886 HKD (56%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: HK$129,108 HKD at NZ Jewellers · As of October 27, 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7541082818. Listed at 27 retailers as of October 26, 2026, with prices from HK$57,222 to HK$129,108, a HK$71,886 spread on the same certified stone. NZ Jewellers lists it at HK$129,108. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.22°
Pavilion angle34.68°
OriginNatural
Grading LabGIA
CertificateGIA 7541082818
Dimensions10.05 × 6.18 × 3.51 mm
L/W Ratio1.63
Girdle conditionVery Thick
Key to symbols
Etch Channel, Cavity, Cloud, Needle
Top View
10.05 mm6.18 mm1.51 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7541082818
Side View
Table 60.0%Crown 39.22°Girdle: STK-VTKPavilion 34.68°Culet: NoneDepth 56.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: HK$129,108 HKD|Low: HK$56,476 HKD|High: HK$129,108 HKD|Avg: HK$75,422 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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
October 28, 2026
Retailer 7HK$57,222 HKD
Retailer 21HK$59,395 HKD
Retailer 9HK$60,078 HKD
Retailer 8HK$60,439 HKD
Retailer 22HK$61,945 HKD
Retailer 11HK$62,186 HKD
Retailer 15HK$64,220 HKD
Retailer 6HK$65,091 HKD
Retailer 17HK$68,803 HKD
Retailer 3HK$71,007 HKD
Retailer 19HK$71,335 HKD
Retailer 2HK$71,778 HKD
Retailer 5HK$72,027 HKD
Retailer 24HK$73,101 HKD
Retailer 4HK$76,499 HKD
Retailer 23HK$76,499 HKD
Retailer 14HK$78,257 HKD
Retailer 16HK$79,010 HKD
Retailer 13HK$79,814 HKD
Retailer 12HK$80,697 HKD
Retailer 10HK$82,400 HKD
Retailer 20HK$93,159 HKD
Retailer 18HK$107,727 HKD
NZ JewellersHK$129,108 HKD

40 data points across 24 retailers

27 retailersHK$57,222 HKD to HK$129,108 HKD

B+
Cheapest Retailer
-
HK$57,222 HKD
$7,293 USD
Retailer 2
-
HK$59,395 HKD
$7,570 USD
View
Price last confirmed 14 days ago
B+
Retailer 3
-
HK$60,078 HKD
$7,657 USD
View
B+
Retailer 4
-
HK$60,439 HKD
$7,703 USD
View
Retailer 5
-
HK$62,186 HKD
$7,926 USD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
HK$62,939 HKD
CA$11,141 CAD
View
B+
Retailer 7
-
HK$64,220 HKD
$8,185 USD
View
Retailer 8
-
HK$64,558 HKD
$8,228 USD
View
Price last confirmed 8 days ago
Retailer 9
-
HK$65,091 HKD
$8,296 USD
View
Price last confirmed 12 days ago
Retailer 10
-
HK$68,803 HKD
$8,769 USD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
HK$69,932 HKD
$8,913 USD
View
Retailer 12
-
HK$71,007 HKD
$9,050 USD
View
Price last confirmed 8 days ago
Retailer 13
-
HK$71,335 HKD
A$13,987 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
HK$71,778 HKD
£7,203 GBP
View
B+
Retailer 15
-
HK$72,027 HKD
$9,180 USD
View
Retailer 16
-
HK$73,101 HKD
£7,336 GBP
View
Price last confirmed 33 days ago
B+
Retailer 17
-
HK$74,216 HKD
$9,459 USD
View
B
Retailer 18
-
HK$76,499 HKD
$9,750 USD
View
B
Retailer 19
-
HK$76,499 HKD
$9,750 USD
View
B
Retailer 20
-
HK$78,257 HKD
$9,974 USD
View
B
Retailer 21
-
HK$79,010 HKD
$10,070 USD
View
B
Retailer 22
-
HK$79,814 HKD
€9,688 EUR
View
B
Retailer 23
-
HK$80,697 HKD
$10,285 USD
View
B
Retailer 24
-
HK$82,400 HKD
$10,502 USD
View
Retailer 25
-
HK$93,159 HKD
ZAR 191,815 ZAR
View
Price last confirmed 11 days ago
B
Retailer 26
-
HK$107,727 HKD
£10,811 GBP
View
Most Expensive
B
NZ Jewellers
ba8cfb27-982e-495b-85d3-62f061bf1bed · Oct 27
HK$129,108 HKD
$16,455 USD
View
26 more retailers have this diamond
Prices start from HK$57,222 HKDSave up to HK$71,886 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.

B+
1.51ct Oval
HK$57,222 HKD