Radiant|Natural|GIA

1.25ct J SI1 Radiant Natural Diamond

EX • J/SI1 • GIA 7556386352

Certificate GIA 7556386352

Diamond specifications and retailer prices

From $2,436 USD
As of November 7, 2026
Save $3,055 USD (56%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,491 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.25ct natural radiant diamond

This 1.25ct natural radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded J 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 7556386352. Listed at 9 retailers as of November 5, 2026, with prices from $2,436 to $5,491, a $3,055 spread on the same certified stone. NZ Jewellers lists it at $5,491. 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

1.25
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle56°
OriginNatural
Grading LabGIA
CertificateGIA 7556386352
Dimensions7.23 × 5.45 × 3.77 mm
L/W Ratio1.33
Key to symbols
Crystal, Needle, Cloud
Top View
7.23 mm5.45 mm1.25 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7556386352
Side View
Table 64.0%CrownGirdle: MED-STKPavilion 56°Culet: NoneDepth 69.2%

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 7
Current: $5,491 USD|Low: $1,856 USD|High: $5,491 USD|Avg: $3,250 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 4$1,856 USD
Retailer 12$2,436 USD
Retailer 3$2,466 USD
Retailer 10$2,691 USD
Retailer 11$2,822 USD
Retailer 7$2,825 USD
Retailer 6$2,909 USD
Retailer 9$3,255 USD
Retailer 8$3,366 USD
Retailer 2$3,847 USD
Retailer 5$5,256 USD
NZ Jewellers$5,491 USD

26 data points across 12 retailers

9 retailers$2,436 USD to $5,491 USD

Retailer 1
-
$1,856 USD
Price last confirmed 64 days ago
A
Retailer 2
-
$2,436 USD
View
A
Retailer 3
-
$2,822 USD
View
A
Retailer 4
-
$2,825 USD
View
B+
Retailer 5
-
$2,909 USD
View
Final sale: no returns
Retailer 6
-
$3,366 USD
View
Price last confirmed 31 days ago
B+
Retailer 7
-
$3,847 USD
View
B
Retailer 8
-
$5,256 USD
View
Most Expensive
B
NZ Jewellers
0ecd575d-4506-4c7a-94e4-4988bcf95470 · Nov 5
$5,491 USD
View
8 more retailers have this diamond
Prices start from $2,436 USDSave up to $3,055 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
1.25ct Radiant
$2,436 USD