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Round|Natural|GIA

1.20ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6555733463

Certificate GIA 6555733463

Diamond specifications and retailer prices

From $2,174 SGD
As of November 6, 2026
Save $4,104 SGD (65%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,278 SGD at NZ Jewellers · As of November 5, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6555733463. Listed at 8 retailers as of November 5, 2026, with prices from $2,174 to $6,278, a $4,104 spread on the same certified stone. NZ Jewellers lists it at $6,278. 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6555733463
Dimensions6.70 × 6.75 × 4.22 mm
L/W Ratio1.01
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.70 mm6.75 mm1.20 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555733463
Side View
Table 57.0%CrownGirdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $6,278 SGD|Low: $2,174 SGD|High: $6,791 SGD|Avg: $3,910 SGD|-7.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 2$2,174 SGD
Retailer 7$3,003 SGD
Retailer 3$3,021 SGD
Retailer 5$3,142 SGD
Retailer 8$3,344 SGD
Retailer 4$3,679 SGD
Retailer 6$5,260 SGD
NZ Jewellers$6,278 SGD

35 data points across 8 retailers

8 retailers$2,174 SGD to $6,278 SGD

A
Cheapest Retailer
-
$2,174 SGD
A
Retailer 2
-
$3,003 SGD
View
A
Retailer 3
-
$3,021 SGD
View
A
Retailer 4
-
$3,142 SGD
View
A
Retailer 5
-
$3,344 SGD
View
A
Retailer 6
-
$3,679 SGD
View
B+
Retailer 7
-
$5,260 SGD
View
Most Expensive
B
NZ Jewellers
b1f26f41-5eed-4a54-bf82-32169e994469 · Nov 5
$6,278 SGD
$4,915 USD
View
7 more retailers have this diamond
Prices start from $2,174 SGDSave up to $4,104 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
$2,174 SGD