Radiant|Natural|GIA

1.20ct J IF Radiant Natural Diamond

EX • J/IF • GIA 6525678071

Certificate GIA 6525678071

Diamond specifications and retailer prices

From $3,369 USD
As of November 4, 2026
Save $1,527 USD (31%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,896 USD at Washington Diamond · As of November 6, 2026
View at Washington Diamond

About this 1.2ct natural radiant diamond

This 1.2ct natural radiant sits in the classic one-carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6525678071. Listed at 12 retailers as of November 4, 2026, with prices from $3,369 to $4,896, a $1,527 spread on the same certified stone. Washington Diamond lists it at $4,896. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
J
Color
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6525678071
Dimensions6.94 × 5.34 × 3.66 mm
L/W Ratio1.30
Top View
6.94 mm5.34 mm1.20 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6525678071
Side View
Table 66.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.6%

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 4
Current: $4,659 USD|Low: $3,369 USD|High: $4,953 USD|Avg: $4,112 USD|+3.0%
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
Retailer 15
Retailer 16
Retailer 17
Washington Diamond
November 6, 2026
Retailer 13$3,369 USD
Retailer 12$3,372 USD
Retailer 10$3,425 USD
Retailer 3$3,452 USD
Retailer 7$3,459 USD
Retailer 6$3,530 USD
Retailer 14$3,773 USD
Retailer 11$4,223 USD
Retailer 15$4,320 USD
Retailer 16$4,480 USD
Retailer 17$4,480 USD
Retailer 4$4,577 USD
Retailer 5$4,577 USD
Retailer 9$4,613 USD
Retailer 2$4,630 USD
Retailer 1$4,659 USD
Washington Diamond$4,896 USD
Retailer 8$4,953 USD

22 data points across 18 retailers

12 retailers$3,369 USD to $4,896 USD

B+
Cheapest Retailer
-
$3,369 USD
B+
Retailer 2
-
$3,372 USD
View
B+
Retailer 3
-
$3,425 USD
View
B+
Retailer 4
-
$3,452 USD
View
B
Retailer 5
-
$3,773 USD
View
B
Retailer 6
-
$4,223 USD
View
B
Retailer 7
-
$4,320 USD
View
B
Retailer 8
-
$4,480 USD
View
B
Retailer 9
-
$4,480 USD
View
B
Retailer 10
-
$4,630 USD
View
B
Retailer 11
-
$4,659 USD
View
Most Expensive
B
Washington Diamond
1947493255 · Nov 6
$4,896 USD
View
11 more retailers have this diamond
Prices start from $3,369 USDSave up to $1,527 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 Radiant
$3,369 USD