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Radiant|Natural|GIA

1.51ct I VS2 Radiant Natural Diamond

ID • I/VS2 • GIA 6551253384

Certificate GIA 6551253384

Diamond specifications and retailer prices

From $6,376 AUD
$4,484 USD
As of October 29, 2026
Save $5,929 AUD (48%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $12,305 AUD at NZ Jewellers · As of October 27, 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 I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551253384. Listed at 10 retailers as of October 27, 2026, with prices from $6,376 to $12,305, a $5,929 spread on the same certified stone. NZ Jewellers lists it at $12,305. 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
VS2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.47°
Pavilion angle35.97°
OriginNatural
Grading LabGIA
CertificateGIA 6551253384
Dimensions7.52 × 5.79 × 4.03 mm
L/W Ratio1.30
Girdle conditionThick
Key to symbols
Crystal, Needle
Top View
7.52 mm5.79 mm1.51 ctI / VS2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551253384
Side View
Table 67.0%Crown 48.47°Girdle: STK-THKPavilion 35.97°Culet: NoneDepth 69.6%

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 29
Current: $12,305 AUD|Low: $6,376 AUD|High: $12,973 AUD|Avg: $8,271 AUD|-5.2%
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
October 29, 2026
Retailer 10$6,376 AUD
Retailer 11$6,647 AUD
Retailer 8$6,694 AUD
Retailer 2$7,063 AUD
Retailer 7$7,063 AUD
Retailer 14$7,124 AUD
Retailer 12$7,246 AUD
Retailer 13$7,329 AUD
Retailer 4$7,776 AUD
Retailer 6$7,964 AUD
Retailer 3$8,074 AUD
Retailer 5$9,015 AUD
Retailer 9$11,310 AUD
NZ Jewellers$12,305 AUD

34 data points across 14 retailers

10 retailers$6,376 AUD to $12,305 AUD

A
Cheapest Retailer
-
$6,376 AUD
$4,484 USD
A
Retailer 2
-
$6,647 AUD
$4,675 USD
View
A
Retailer 3
-
$6,694 AUD
£3,707 GBP
View
A
Retailer 4
-
$7,063 AUD
$4,967 USD
View
A
Retailer 5
-
$7,063 AUD
$4,967 USD
View
A
Retailer 6
-
$7,124 AUD
$5,010 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
$7,246 AUD
$5,096 USD
View
A
Retailer 8
-
$7,329 AUD
View
Price last confirmed 19 days ago
B+
Retailer 9
-
$11,310 AUD
£6,263 GBP
View
Most Expensive
B+
NZ Jewellers
e7cb139f-0de0-45c1-9edb-4c2714eb3544 · Oct 27
$12,305 AUD
$8,654 USD
View
9 more retailers have this diamond
Prices start from $6,376 AUDSave up to $5,929 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
$6,376 AUD