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Round|Natural|GIA

1.20ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 1323678673

Certificate GIA 1323678673

Diamond specifications and retailer prices

From HK$25,859 HKD
$3,296 USD
As of October 30, 2026
Save HK$31,799 HKD (55%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$59,149 HKD at NZ Jewellers · As of September 1, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1323678673. Listed at 19 retailers as of October 30, 2026, with a 123% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.20
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1323678673
Dimensions6.77 × 6.73 × 4.23 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.77 mm6.73 mm1.20 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1323678673
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.8%

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: Oct 30
Current: HK$57,658 HKD|Low: HK$24,549 HKD|High: HK$59,149 HKD|Avg: HK$35,074 HKD|-2.5%
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
October 30, 2026
Retailer 17HK$25,859 HKD
Retailer 14HK$25,891 HKD
Retailer 3HK$26,620 HKD
Retailer 4HK$27,672 HKD
Retailer 18HK$29,950 HKD
Retailer 7HK$29,978 HKD
Retailer 8HK$29,978 HKD
Retailer 10HK$30,629 HKD
Retailer 16HK$31,132 HKD
Retailer 5HK$33,423 HKD
Retailer 15HK$33,423 HKD
Retailer 2HK$33,643 HKD
Retailer 6HK$34,521 HKD
Retailer 9HK$34,592 HKD
Retailer 12HK$35,407 HKD
Retailer 19HK$37,448 HKD
Retailer 11HK$40,398 HKD
Retailer 13HK$55,639 HKD
NZ JewellersHK$57,658 HKD

35 data points across 19 retailers

19 retailersHK$25,859 HKD to HK$57,658 HKD

A
Cheapest Retailer
-
HK$25,859 HKD
$3,296 USD
A
Retailer 2
-
HK$25,891 HKD
$3,300 USD
View
B+
Retailer 3
-
HK$26,620 HKD
$3,393 USD
View
B+
Retailer 4
-
HK$27,672 HKD
$3,527 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$29,950 HKD
$3,817 USD
View
B+
Retailer 6
-
HK$29,978 HKD
$3,821 USD
View
B+
Retailer 7
-
HK$29,978 HKD
$3,821 USD
View
B+
Retailer 8
-
HK$31,132 HKD
$3,968 USD
View
B
Retailer 9
-
HK$33,423 HKD
$4,260 USD
View
B
Retailer 10
-
HK$33,423 HKD
$4,260 USD
View
B+
Retailer 11
-
HK$33,643 HKD
£3,376 GBP
View
B+
Retailer 12
-
HK$34,521 HKD
$4,400 USD
View
B+
Retailer 13
-
HK$34,592 HKD
$4,409 USD
View
B+
Retailer 14
-
HK$35,407 HKD
€4,298 EUR
View
Retailer 15
-
HK$35,486 HKD
$4,523 USD
View
Price last confirmed 62 days ago
Retailer 16
-
HK$37,448 HKD
$4,773 USD
View
Price last confirmed 8 days ago
B
Retailer 17
-
HK$55,639 HKD
£5,584 GBP
View
B
Retailer 18
-
HK$57,658 HKD
$7,349 USD
View
Most Expensive
NZ Jewellers
5791f86e-e269-472e-ac73-02b147a13033 · Sep 1
HK$59,149 HKD
$7,539 USD
View
Price last confirmed 59 days ago
18 more retailers have this diamond
Prices start from HK$25,859 HKDSave up to HK$31,799 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
1.20ct Round
HK$25,859 HKD