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Round|Natural|GIA

1.20ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6561016277

Certificate GIA 6561016277

Diamond specifications and retailer prices

From $2,777 USD
As of November 6, 2026
Save $3,350 USD (55%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,483 USD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6561016277. Listed at 17 retailers as of November 4, 2026, with a 121% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6561016277
Dimensions6.75 × 6.81 × 4.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural, Needle
Top View
6.75 mm6.81 mm1.20 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561016277
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.2%

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: $6,483 USD|Low: $2,777 USD|High: $6,502 USD|Avg: $4,265 USD|+2.3%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 8$2,777 USD
Retailer 4$2,884 USD
Retailer 5$3,232 USD
Retailer 9$3,391 USD
Retailer 3$3,779 USD
Retailer 2$3,853 USD
Retailer 6$4,273 USD
Retailer 7$6,127 USD
Queensmith$6,483 USD

35 data points across 9 retailers

17 retailers$2,777 USD to $6,127 USD

A
Cheapest Retailer
-
$2,777 USD
A
Retailer 2
-
$2,884 USD
View
A
Retailer 3
-
$3,232 USD
View
A
Retailer 4
-
$3,391 USD
View
Final sale: no returns
A
Retailer 5
-
$3,402 USD
View
Retailer 6
-
$3,674 USD
View
Price last confirmed 17 days ago
Retailer 7
-
$3,674 USD
View
Price last confirmed 21 days ago
B+
Retailer 8
-
$3,680 USD
View
A
Retailer 9
-
$3,779 USD
View
Retailer 10
-
$3,815 USD
View
Price last confirmed 22 days ago
B+
Retailer 11
-
$3,819 USD
View
B+
Retailer 12
-
$3,853 USD
View
Retailer 13
-
$4,239 USD
View
Price last confirmed 19 days ago
B+
Retailer 14
-
$4,273 USD
View
B
Retailer 15
-
$6,127 USD
View
Retailer 16
-
$6,401 USD
View
Price last confirmed 20 days ago
Most Expensive
Queensmith
6561016277 · Oct 28
$6,483 USD
£5,105 GBP
View
Price last confirmed 8 days ago
16 more retailers have this diamond
Prices start from $2,777 USDSave up to $3,350 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
$2,777 USD