Round|Natural|GIA

1.20ct D SI1 Round Natural Diamond

VG • D/SI1 • GIA 5563106155

Certificate GIA 5563106155

Diamond specifications and retailer prices

From $3,541 USD
As of November 4, 2026
Save $2,853 USD (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,394 USD at Wholesale Diamonds Direct · As of November 4, 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 D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 5563106155. Listed at 15 retailers as of November 4, 2026, with prices from $3,541 to $6,394, a $2,853 spread on the same certified stone. Wholesale Diamonds Direct lists it at $6,394. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.20
Carat
D
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle38.5°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 5563106155
Dimensions6.58 × 6.62 × 4.28 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.58 mm6.62 mm1.20 ctD / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5563106155
Side View
Table 57.0%Crown 38.5°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 64.7%

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 4
Current: $4,912 USD|Low: $3,541 USD|High: $6,711 USD|Avg: $4,632 USD|-5.9%
Retailer 1
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
Wholesale Diamonds Direct
November 6, 2026
Retailer 12$3,541 USD
Retailer 14$3,570 USD
Retailer 11$3,619 USD
Retailer 8$3,627 USD
Retailer 13$3,784 USD
Retailer 6$3,864 USD
Retailer 7$4,036 USD
Retailer 3$4,494 USD
Retailer 9$4,532 USD
Retailer 4$4,535 USD
Retailer 10$4,737 USD
Retailer 1$4,912 USD
Retailer 2$5,972 USD
Retailer 5$6,344 USD
Wholesale Diamonds Direct$6,394 USD

25 data points across 15 retailers

15 retailers$3,541 USD to $6,394 USD

A
Cheapest Retailer
-
$3,541 USD
A
Retailer 2
-
$3,570 USD
View
A
Retailer 3
-
$3,619 USD
View
A
Retailer 4
-
$3,627 USD
View
A
Retailer 5
-
$3,784 USD
View
B+
Retailer 6
-
$3,864 USD
View
B+
Retailer 7
-
$4,036 USD
View
B+
Retailer 8
-
$4,494 USD
View
B+
Retailer 9
-
$4,532 USD
View
B+
Retailer 10
-
$4,535 USD
View
B+
Retailer 11
-
$4,737 USD
View
B+
Retailer 12
-
$4,912 USD
View
B
Retailer 13
-
$5,972 USD
View
B
Retailer 14
-
$6,344 USD
View
Most Expensive
B
Wholesale Diamonds Direct
280622137 · Nov 4
$6,394 USD
View
14 more retailers have this diamond
Prices start from $3,541 USDSave up to $2,853 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
$3,541 USD