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Radiant|Natural|GIA

0.51ct I VS1 Radiant Natural Diamond

ID • I/VS1 • GIA 1555750839

Certificate GIA 1555750839

Diamond specifications and retailer prices

From $933 NZD
As of November 6, 2026
Save $1,872 NZD (67%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,804 NZD at MOH London · As of November 7, 2026
View at MOH London

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded I 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 1555750839. Listed at 11 retailers as of November 6, 2026, with prices from $933 to $2,804, a $1,872 spread on the same certified stone. MOH London lists it at $2,804. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
I
Colour
VS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle60.44°
OriginNatural
Grading LabGIA
CertificateGIA 1555750839
Dimensions5.58 × 4.06 × 2.65 mm
L/W Ratio1.37
Culet sizeNone
Top View
5.58 mm4.06 mm0.51 ctI / VS1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1555750839
Side View
Table 67.0%Crown 35.6°Girdle: Slightly ThickPavilion 60.44°Culet: NoneDepth 65.2%

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 6
Current: $2,804 NZD|Low: $828 NZD|High: $2,990 NZD|Avg: $1,542 NZD|+12.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 11$933 NZD
Retailer 4$1,021 NZD
Retailer 8$1,046 NZD
Retailer 10$1,108 NZD
Retailer 9$1,293 NZD
Retailer 2$1,490 NZD
Retailer 5$1,566 NZD
Retailer 7$1,728 NZD
Retailer 6$1,743 NZD
Retailer 3$1,957 NZD
MOH London$2,804 NZD

43 data points across 11 retailers

11 retailers$933 NZD to $2,804 NZD

A
Cheapest Retailer
-
$933 NZD
A
Retailer 2
-
$1,021 NZD
View
Final sale: no returns
A
Retailer 3
-
$1,046 NZD
View
A
Retailer 4
-
$1,108 NZD
View
A
Retailer 5
-
$1,293 NZD
View
B+
Retailer 6
-
$1,490 NZD
View
B+
Retailer 7
-
$1,566 NZD
View
B+
Retailer 8
-
$1,728 NZD
View
B+
Retailer 9
-
$1,743 NZD
View
Retailer 10
-
$1,957 NZD
View
Price last confirmed 34 days ago
Most Expensive
B
MOH London
F080DD523 · Nov 7
$2,804 NZD
£1,224 GBP
View
10 more retailers have this diamond
Prices start from $933 NZDSave up to $1,872 NZD

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
0.51ct Radiant
$933 NZD