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Round|Natural|GIA

1.20ct D I1 Round Natural Diamond

EX • D/I1 • GIA 7566188407

Certificate GIA 7566188407

Diamond specifications and retailer prices

From $3,145 USD
As of November 2, 2026
Save $788 USD (20%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,933 USD at Yorxs · As of November 1, 2026
View at Yorxs

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 7566188407. Listed at 3 retailers as of November 1, 2026, with prices from $3,145 to $3,933, a $788 spread on the same certified stone. Yorxs lists it at $3,933. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7566188407
Dimensions6.75 × 6.78 × 4.22 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Feather, Crystal, Pinpoint, Needle
Top View
6.75 mm6.78 mm1.20 ctD / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7566188407
Side View
Table 59.0%Crown 36°Girdle: Med. - Sli. ThickPavilion 41°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $3,145 USD|Low: $3,145 USD|High: $4,222 USD|Avg: $3,664 USD|-4.9%
Retailer 1
Retailer 2
Yorxs
November 1, 2026
Retailer 1$3,145 USD
Retailer 2$3,445 USD
Yorxs$3,933 USD

29 data points across 3 retailers

3 retailers$3,145 USD to $3,933 USD

B+
Cheapest Retailer
-
$3,145 USD
B+
Retailer 2
-
$3,445 USD
View
Most Expensive
B
Yorxs
41FBB1FED · Nov 1
$3,933 USD
€3,746 EUR
View
2 more retailers have this diamond
Prices start from $3,145 USDSave up to $788 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.

B+
1.20ct Round
$3,145 USD