CaratHunter
Plans
Radiant|Natural|GIA

1.51ct I VVS1 Radiant Natural Diamond

EX • I/VVS1 • GIA 1525185947

Certificate GIA 1525185947

Diamond specifications and retailer prices

From $6,144 AUD
As of November 5, 2026
Save $6,349 AUD (51%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $12,493 AUD at MOH London · As of November 4, 2026
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 I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1525185947. Listed at 22 retailers as of November 4, 2026, with prices from $6,144 to $12,493, a $6,349 spread on the same certified stone. MOH London lists it at $12,493. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Colour
VVS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.5°
Pavilion angle56.8°
OriginNatural
Grading LabGIA
CertificateGIA 1525185947
Dimensions6.44 × 6.26 × 4.13 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather
Top View
6.44 mm6.26 mm1.51 ctI / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1525185947
Side View
Table 63.0%Crown 48.5°Girdle: STK-THKPavilion 56.8°Culet: NoneDepth 65.9%

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 5
Current: $12,493 AUD|Low: $6,144 AUD|High: $12,821 AUD|Avg: $8,232 AUD|-2.6%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 5, 2026
Retailer 19$6,144 AUD
Retailer 15$6,211 AUD
Retailer 7$6,214 AUD
Retailer 20$6,290 AUD
Retailer 9$6,575 AUD
Retailer 16$6,707 AUD
Retailer 11$6,978 AUD
Retailer 6$7,060 AUD
Retailer 5$7,248 AUD
Retailer 13$7,598 AUD
Retailer 10$7,668 AUD
Retailer 4$7,985 AUD
Retailer 17$7,985 AUD
Retailer 18$8,242 AUD
Retailer 14$8,381 AUD
Retailer 12$8,500 AUD
Retailer 8$9,142 AUD
Retailer 2$9,595 AUD
Retailer 3$11,388 AUD
MOH London$12,493 AUD

42 data points across 20 retailers

22 retailers$6,144 AUD to $12,493 AUD

A
Cheapest Retailer
-
$6,144 AUD
A
Retailer 2
-
$6,211 AUD
View
A
Retailer 3
-
$6,214 AUD
View
A
Retailer 4
-
$6,290 AUD
View
A
Retailer 5
-
$6,575 AUD
View
Final sale: no returns
A
Retailer 6
-
$6,707 AUD
View
Retailer 7
-
$6,978 AUD
View
Price last confirmed 14 days ago
A
Retailer 8
-
$7,060 AUD
View
A
Retailer 9
-
$7,248 AUD
View
A
Retailer 10
-
$7,598 AUD
View
A
Retailer 11
-
$7,668 AUD
View
A
Retailer 12
-
$7,955 AUD
View
A
Retailer 13
-
$7,985 AUD
View
A
Retailer 14
-
$7,985 AUD
View
A
Retailer 15
-
$8,242 AUD
View
A
Retailer 16
-
$8,381 AUD
View
Retailer 17
-
$8,500 AUD
View
Price last confirmed 28 days ago
Retailer 18
-
$8,815 AUD
View
Price last confirmed 23 days ago
A
Retailer 19
-
$9,142 AUD
View
A
Retailer 20
-
$9,595 AUD
View
B+
Retailer 21
-
$11,388 AUD
View
Most Expensive
B+
MOH London
485A89E4E · Nov 4
$12,493 AUD
£6,886 GBP
View
21 more retailers have this diamond
Prices start from $6,144 AUDSave up to $6,349 AUD

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
$6,144 AUD