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Radiant|Natural|GIA

1.51ct H VS1 Radiant Natural Diamond

EX • H/VS1 • GIA 1457827230

Certificate GIA 1457827230

Diamond specifications and retailer prices

From $15,082 AUD
As of November 6, 2026
Save $5,575 AUD (27%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $20,658 AUD at Yorxs · As of November 6, 2026
View at Yorxs

About this 1.51ct natural radiant diamond

This 1.51ct natural radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1457827230. Listed at 13 retailers as of November 6, 2026, with prices from $15,082 to $20,658, a $5,575 spread on the same certified stone. Yorxs lists it at $20,658. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.61°
Pavilion angle54.89°
OriginNatural
Grading LabGIA
CertificateGIA 1457827230
Dimensions7.56 × 5.86 × 4.01 mm
L/W Ratio1.29
Key to symbols
Cloud, Crystal, Pinpoint
Top View
7.56 mm5.86 mm1.51 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1457827230
Side View
Table 67.0%Crown 45.61°Girdle: STK-THKPavilion 54.89°Culet: NoneDepth 68.5%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $17,830 AUD|Low: $15,082 AUD|High: $20,710 AUD|Avg: $18,056 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Yorxs
November 6, 2026
Retailer 6$15,082 AUD
Retailer 4$15,194 AUD
Retailer 10$15,947 AUD
Retailer 8$16,312 AUD
Retailer 7$16,417 AUD
Retailer 1$17,830 AUD
Retailer 5$18,967 AUD
Retailer 9$19,888 AUD
Retailer 3$19,895 AUD
Retailer 11$19,895 AUD
Retailer 2$20,565 AUD
Yorxs$20,658 AUD

22 data points across 12 retailers

13 retailers$15,082 AUD to $20,658 AUD

B+
Cheapest Retailer
-
$15,082 AUD
Retailer 2
-
$15,194 AUD
View
Price last confirmed 20 days ago
B+
Retailer 3
-
$15,947 AUD
View
B+
Retailer 4
-
$16,162 AUD
View
B+
Retailer 5
-
$16,312 AUD
View
B+
Retailer 6
-
$16,417 AUD
View
B
Retailer 7
-
$17,830 AUD
View
B
Retailer 8
-
$18,967 AUD
View
B
Retailer 9
-
$19,888 AUD
View
B
Retailer 10
-
$19,895 AUD
View
B
Retailer 11
-
$19,895 AUD
View
B
Retailer 12
-
$20,565 AUD
View
Most Expensive
B
Yorxs
315731326 · Nov 6
$20,658 AUD
€13,518 EUR
View
12 more retailers have this diamond
Prices start from $15,082 AUDSave up to $5,575 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.

B+
1.51ct Radiant
$15,082 AUD