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1.20ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 6565633716

Certificate GIA 6565633716

Diamond specifications and retailer prices

From $3,880 SGD
HK$23,700 HKD
As of November 1, 2026
Save $5,020 SGD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $8,900 SGD at NZ Jewellers · As of November 2, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6565633716. Listed at 19 retailers as of November 1, 2026, with prices from $3,880 to $8,900, a $5,020 spread on the same certified stone. NZ Jewellers lists it at $8,900. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6565633716
Dimensions6.79 × 6.75 × 4.23 mm
L/W Ratio1.01
Top View
6.79 mm6.75 mm1.20 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565633716
Side View
Table 60.0%Crown 35°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.6%

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: $8,900 SGD|Low: $3,847 SGD|High: $8,900 SGD|Avg: $5,507 SGD
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
November 2, 2026
Retailer 17$3,880 SGD
Retailer 2$3,897 SGD
Retailer 7$4,438 SGD
Retailer 9$4,495 SGD
Retailer 10$4,668 SGD
Retailer 4$4,873 SGD
Retailer 11$4,884 SGD
Retailer 12$4,915 SGD
Retailer 8$5,109 SGD
Retailer 18$5,109 SGD
Retailer 13$5,150 SGD
Retailer 6$5,297 SGD
Retailer 19$5,448 SGD
Retailer 14$5,699 SGD
Retailer 5$5,894 SGD
Retailer 16$6,280 SGD
Retailer 3$7,495 SGD
Retailer 15$8,543 SGD
NZ Jewellers$8,900 SGD

17 data points across 19 retailers

19 retailers$3,880 SGD to $8,900 SGD

A
Cheapest Retailer
-
$3,880 SGD
HK$23,700 HKD
A
Retailer 2
-
$3,897 SGD
₹290,203 INR
View
B+
Retailer 3
-
$4,438 SGD
$3,470 USD
View
B+
Retailer 4
-
$4,495 SGD
$3,515 USD
View
B+
Retailer 5
-
$4,668 SGD
$3,650 USD
View
B+
Retailer 6
-
$4,873 SGD
$3,810 USD
View
B+
Retailer 7
-
$4,884 SGD
View
B+
Retailer 8
-
$4,915 SGD
£3,026 GBP
View
B+
Retailer 9
-
$5,109 SGD
$3,995 USD
View
B+
Retailer 10
-
$5,109 SGD
$3,995 USD
View
B+
Retailer 11
-
$5,150 SGD
£3,171 GBP
View
B+
Retailer 12
-
$5,297 SGD
$4,142 USD
View
B
Retailer 13
-
$5,448 SGD
$4,260 USD
View
B+
Retailer 14
-
$5,699 SGD
€4,244 EUR
View
B+
Retailer 15
-
$5,894 SGD
$4,609 USD
View
B+
Retailer 16
-
$6,280 SGD
ZAR 79,324 ZAR
View
B
Retailer 17
-
$7,495 SGD
$5,861 USD
View
B
Retailer 18
-
$8,543 SGD
£5,260 GBP
View
Most Expensive
B
NZ Jewellers
54ff254c-9427-4865-afaa-6da96d9d2f6d · Nov 2
$8,900 SGD
$6,959 USD
View
18 more retailers have this diamond
Prices start from $3,880 SGDSave up to $5,020 SGD

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
$3,880 SGD