Round|Natural|GIA

1.20ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6531761022

Certificate GIA 6531761022

Diamond specifications and retailer prices

From HK$27,818 HKD
As of November 1, 2026
Save HK$31,279 HKD (53%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$66,265 HKD at NZ Jewellers · As of September 26, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6531761022. Listed at 21 retailers as of November 1, 2026, with a 112% 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
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6531761022
Dimensions6.75 × 6.71 × 4.23 mm
L/W Ratio1.01
Top View
6.75 mm6.71 mm1.20 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6531761022
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 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 1
Current: HK$35,704 HKD|Low: HK$27,516 HKD|High: HK$63,780 HKD|Avg: HK$38,352 HKD|-7.5%
Retailer 1
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
November 1, 2026
Retailer 13HK$27,818 HKD
Retailer 7HK$28,911 HKD
Retailer 5HK$29,578 HKD
Retailer 6HK$29,578 HKD
Retailer 15HK$31,030 HKD
Retailer 17HK$31,932 HKD
Retailer 1HK$35,704 HKD
Retailer 3HK$36,483 HKD
Retailer 4HK$36,483 HKD
Retailer 11HK$36,662 HKD
Retailer 16HK$37,738 HKD
Retailer 14HK$39,633 HKD
Retailer 9HK$39,941 HKD
Retailer 8HK$41,731 HKD
Retailer 2HK$43,151 HKD
Retailer 12HK$45,612 HKD
Retailer 10HK$59,097 HKD

24 data points across 17 retailers

21 retailersHK$27,818 HKD to HK$59,097 HKD

A
Cheapest Retailer
-
HK$27,818 HKD
Retailer 2
-
HK$28,911 HKD
$3,685 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
HK$29,578 HKD
$3,770 USD
View
A
Retailer 4
-
HK$29,578 HKD
$3,770 USD
View
A
Retailer 5
-
HK$31,030 HKD
$3,955 USD
View
Final sale: no returns
B+
Retailer 6
-
HK$31,932 HKD
$4,070 USD
View
B+
Retailer 7
-
HK$35,704 HKD
£3,583 GBP
View
Retailer 8
-
HK$35,894 HKD
$4,575 USD
View
Price last confirmed 30 days ago
Retailer 9
-
HK$35,894 HKD
$4,575 USD
View
Price last confirmed 32 days ago
B+
Retailer 10
-
HK$36,483 HKD
$4,650 USD
View
B+
Retailer 11
-
HK$36,483 HKD
$4,650 USD
View
B+
Retailer 12
-
HK$36,662 HKD
£3,679 GBP
View
B+
Retailer 13
-
HK$37,738 HKD
$4,810 USD
View
B+
Retailer 14
-
HK$39,633 HKD
€4,811 EUR
View
Retailer 15
-
HK$39,941 HKD
A$7,832 AUD
View
Price last confirmed 22 days ago
Retailer 16
-
HK$41,417 HKD
$5,279 USD
View
Price last confirmed 32 days ago
Retailer 17
-
HK$41,731 HKD
$5,319 USD
View
Price last confirmed 9 days ago
B+
Retailer 18
-
HK$43,151 HKD
$5,500 USD
View
B+
Retailer 19
-
HK$45,612 HKD
ZAR 93,919 ZAR
View
B
Retailer 20
-
HK$59,097 HKD
£5,931 GBP
View
Most Expensive
NZ Jewellers
595b7f9b-053c-414c-b2ed-2d1751fec16f · Sep 26
HK$66,265 HKD
$8,446 USD
View
Price last confirmed 35 days ago
20 more retailers have this diamond
Prices start from HK$27,818 HKDSave up to HK$31,279 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$27,818 HKD