Radiant|Natural|GIA

1.51ct E I1 Radiant Natural Diamond

ID • E/I1 • GIA 1246005124

Certificate GIA 1246005124

Diamond specifications and retailer prices

From $3,635 USD
HK$28,400 HKD
As of October 30, 2026
Save $4,973 USD (58%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $8,608 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural radiant diamond

This 1.51ct natural radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1246005124. Listed at 8 retailers as of October 30, 2026, with prices from $3,635 to $8,608, a $4,973 spread on the same certified stone. NZ Jewellers lists it at $8,608. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Color
I1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1246005124
Dimensions7.39 × 5.68 × 3.96 mm
L/W Ratio1.30
Girdle conditionPolished
Top View
7.39 mm5.68 mm1.51 ctE / I1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1246005124
Side View
Table 68.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.7%

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: Oct 30
Current: $8,608 USD|Low: $3,635 USD|High: $9,208 USD|Avg: $5,459 USD|-6.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 8$3,635 USD
Retailer 10$3,880 USD
Retailer 5$4,049 USD
Retailer 3$4,073 USD
Retailer 7$4,304 USD
Retailer 6$4,389 USD
Retailer 2$5,815 USD
Retailer 9$6,355 USD
Retailer 4$7,534 USD
NZ Jewellers$8,608 USD

29 data points across 10 retailers

8 retailers$3,635 USD to $8,608 USD

A
Cheapest Retailer
-
$3,635 USD
HK$28,400 HKD
A
Retailer 2
-
$4,049 USD
View
A
Retailer 3
-
$4,073 USD
View
A
Retailer 4
-
$4,304 USD
View
Final sale: no returns
A
Retailer 5
-
$4,389 USD
View
A
Retailer 6
-
$5,815 USD
€5,538 EUR
View
B+
Retailer 7
-
$7,534 USD
View
Most Expensive
B
NZ Jewellers
dfa1bd29-cc02-4b2c-8de2-69da56357bcc · Oct 30
$8,608 USD
View
7 more retailers have this diamond
Prices start from $3,635 USDSave up to $4,973 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
1.51ct Radiant
$3,635 USD