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Radiant|Natural|GIA

1.51ct J SI2 Radiant Natural Diamond

EX • J/SI2 • GIA 6552704784

Certificate GIA 6552704784

Diamond specifications and retailer prices

From $3,669 USD
Save $3,740 USD (50%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,409 USD at MOH London
View at MOH London

About this 1.51ct natural radiant diamond

This 1.51ct natural radiant sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552704784. Listed at 13 retailers, with prices from $3,669 to $7,409 at MOH London, a $3,740 spread on the same certified stone. 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

1.51
Carat
J
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552704784
Dimensions7.93 × 5.47 × 3.75 mm
L/W Ratio1.45
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Cavity, Needle, Natural
Top View
7.93 mm5.47 mm1.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552704784
Side View
Table 65.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.6%

Caratlytics Score

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

Price History

Last verified: Oct 1
Current: $7,409 USD|Low: $3,535 USD|High: $7,409 USD|Avg: $4,897 USD|+1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 1, 2026
Retailer 9$3,669 USD
Retailer 2$3,887 USD
Retailer 11$3,986 USD
Retailer 10$4,092 USD
Retailer 13$4,143 USD
Retailer 7$4,491 USD
Retailer 12$4,545 USD
Retailer 3$4,627 USD
Retailer 4$4,746 USD
Retailer 8$4,900 USD
Retailer 6$5,104 USD
Retailer 5$6,559 USD
MOH London$7,409 USD

32 data points across 13 retailers

13 retailers$3,669 USD to $7,409 USD

B+
Cheapest Retailer
-
$3,669 USD
B+
Retailer 2
-
$3,887 USD
₹370,177 INR
View
B+
Retailer 3
-
$3,986 USD
View
B+
Retailer 4
-
$4,092 USD
View
B+
Retailer 5
-
$4,143 USD
View
B
Retailer 6
-
$4,491 USD
View
B
Retailer 7
-
$4,555 USD
£3,587 GBP
View
B
Retailer 8
-
$4,627 USD
A$7,118 AUD
View
B
Retailer 9
-
$4,746 USD
View
B
Retailer 10
-
$4,900 USD
View
B
Retailer 11
-
$5,104 USD
€4,861 EUR
View
C
Retailer 12
-
$6,559 USD
ZAR 105,959 ZAR
View
Price last confirmed 72 days ago
Most Expensive
C
MOH London
51979AC3B · Oct 1
$7,409 USD
£5,834 GBP
View
12 more retailers have this diamond
Prices start from $3,669 USDSave up to $3,740 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.

B+
1.51ct Radiant
$3,669 USD