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Round|Natural|GIA

1.20ct M SI2 Round Natural Diamond

EX • M/SI2 • GIA 6542147152

Certificate GIA 6542147152

Diamond specifications and retailer prices

From $1,331 USD
As of November 6, 2026
Save $3,075 USD (70%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,406 USD 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 M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6542147152. Listed at 7 retailers as of November 5, 2026, with prices from $1,331 to $4,406, a $3,075 spread on the same certified stone. NZ Jewellers lists it at $4,406. 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
M
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6542147152
Dimensions6.72 × 6.76 × 4.20 mm
L/W Ratio1.01
Top View
6.72 mm6.76 mm1.20 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542147152
Side View
Table 57.0%Crown 36°Girdle: Slightly ThickPavilion 40.6°CuletDepth 62.4%

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 6
Current: $4,406 USD|Low: $1,318 USD|High: $4,406 USD|Avg: $2,150 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 3$1,331 USD
Retailer 9$1,646 USD
Retailer 8$1,792 USD
Retailer 6$1,806 USD
Retailer 4$1,831 USD
Retailer 5$1,890 USD
Retailer 7$2,084 USD
Retailer 10$2,149 USD
Retailer 2$2,451 USD
NZ Jewellers$4,406 USD

26 data points across 10 retailers

7 retailers$1,331 USD to $4,406 USD

A
Cheapest Retailer
-
$1,331 USD
B+
Retailer 2
-
$1,646 USD
View
Retailer 3
-
$1,806 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$1,890 USD
View
B
Retailer 5
-
$2,084 USD
View
B
Retailer 6
-
$2,451 USD
View
Most Expensive
C
NZ Jewellers
1ca3c773-f012-4b81-9af2-489f2a33ed3f · Nov 5
$4,406 USD
View
6 more retailers have this diamond
Prices start from $1,331 USDSave up to $3,075 USD

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
$1,331 USD