Radiant|Natural|GIA

1.20ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 2544104275

Certificate GIA 2544104275

Diamond specifications and retailer prices

From $3,197 USD
As of November 6, 2026
Save $3,274 USD (51%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,471 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural radiant diamond

This 1.2ct natural radiant sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2544104275. Listed at 16 retailers as of November 5, 2026, with prices from $3,197 to $6,471, a $3,274 spread on the same certified stone. NZ Jewellers lists it at $6,471. 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
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.68°
Pavilion angle35.38°
OriginNatural
Grading LabGIA
CertificateGIA 2544104275
Dimensions6.90 × 5.32 × 3.66 mm
L/W Ratio1.30
Top View
6.90 mm5.32 mm1.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2544104275
Side View
Table 70.0%Crown 49.68°Girdle: THK-VTKPavilion 35.38°Culet: NoneDepth 68.7%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $6,471 USD|Low: $3,197 USD|High: $6,809 USD|Avg: $4,322 USD|-5.0%
NZ Jewellers
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
November 7, 2026
Retailer 6$3,197 USD
Retailer 4$3,324 USD
Retailer 11$3,474 USD
Retailer 5$3,642 USD
Retailer 7$3,694 USD
Retailer 13$3,694 USD
Retailer 3$3,850 USD
Retailer 14$3,850 USD
Retailer 2$3,881 USD
Retailer 15$3,980 USD
Retailer 9$4,324 USD
Retailer 8$4,432 USD
Retailer 12$5,417 USD
Retailer 10$6,195 USD
NZ Jewellers$6,471 USD

43 data points across 15 retailers

16 retailers$3,197 USD to $6,471 USD

B+
Cheapest Retailer
-
$3,197 USD
B+
Retailer 2
-
$3,324 USD
View
B+
Retailer 3
-
$3,474 USD
View
B+
Retailer 4
-
$3,642 USD
View
B
Retailer 5
-
$3,694 USD
View
B
Retailer 6
-
$3,694 USD
View
B
Retailer 7
-
$3,850 USD
View
B
Retailer 8
-
$3,850 USD
View
B+
Retailer 9
-
$3,881 USD
View
B
Retailer 10
-
$3,931 USD
View
B
Retailer 11
-
$3,980 USD
View
B
Retailer 12
-
$4,324 USD
View
B
Retailer 13
-
$4,432 USD
View
B
Retailer 14
-
$5,417 USD
View
B
Retailer 15
-
$6,195 USD
View
Most Expensive
B
NZ Jewellers
0da86508-7b38-4199-9245-ee2a9cc9c6e4 · Nov 5
$6,471 USD
View
15 more retailers have this diamond
Prices start from $3,197 USDSave up to $3,274 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
$3,197 USD