Round|Natural|GIA

1.20ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6551882557

Certificate GIA 6551882557

Diamond specifications and retailer prices

From $2,031 USD
SGD 2,745 SGD
As of October 29, 2026
Save $2,138 USD (51%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,169 USD at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6551882557. Listed at 11 retailers as of October 26, 2026, with prices from $2,031 to $4,169, a $2,138 spread on the same certified stone. Wholesale Diamonds Direct lists it at $4,169. 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
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6551882557
Dimensions6.76 × 6.79 × 4.22 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.76 mm6.79 mm1.20 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551882557
Side View
Table 54.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.2%

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: Oct 29
Current: $2,737 USD|Low: $2,031 USD|High: $4,460 USD|Avg: $3,042 USD|-3.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Wholesale Diamonds Direct
October 30, 2026
Retailer 7$2,031 USD
Retailer 4$2,508 USD
Retailer 6$2,551 USD
Retailer 1$2,737 USD
Retailer 2$2,778 USD
Retailer 9$2,830 USD
Retailer 8$2,993 USD
Retailer 10$3,110 USD
Retailer 5$3,239 USD
Retailer 3$3,299 USD
Wholesale Diamonds Direct$4,169 USD

37 data points across 11 retailers

11 retailers$2,031 USD to $4,169 USD

A
Cheapest Retailer
-
$2,031 USD
SGD 2,745 SGD
A
Retailer 2
-
$2,508 USD
View
A
Retailer 3
-
$2,551 USD
View
A
Retailer 4
-
$2,737 USD
£2,155 GBP
View
A
Retailer 5
-
$2,778 USD
SGD 3,754 SGD
View
A
Retailer 6
-
$2,830 USD
View
A
Retailer 7
-
$2,993 USD
View
A
Retailer 8
-
$3,110 USD
View
A
Retailer 9
-
$3,239 USD
£2,550 GBP
View
B+
Retailer 10
-
$3,299 USD
€3,142 EUR
View
Most Expensive
B+
Wholesale Diamonds Direct
271989813 · Oct 26
$4,169 USD
View
10 more retailers have this diamond
Prices start from $2,031 USDSave up to $2,138 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
$2,031 USD