Radiant|Lab Grown|GCAL

5.10ct D IF Radiant Lab Grown Diamond

EX • D/IF • GCAL 360846227

Shape and cutting style on the report: Radiant brilliant

Certificate GCAL 360846227

Diamond specifications and retailer prices

From $32,502 NZD
$18,318 USD
As of October 31, 2026
Save $42,356 NZD (57%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $74,858 NZD at Kay Jewelers · As of November 1, 2026
View at Kay Jewelers

About this 5.1ct lab-grown radiant diamond

This 5.1ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 360846227. Listed at 15 retailers as of October 31, 2026, with prices from $32,502 to $74,858, a $42,356 spread on the same certified stone. Kay Jewelers lists it at $74,858. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.10
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle36°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 360846227
Dimensions12.08 × 8.58 × 5.80 mm
L/W Ratio1.41
Culet sizeNone
Top View
12.08 mm8.58 mm5.10 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 360846227
Side View
Table 62.0%Crown 41.6°Girdle: Slightly ThickPavilion 36°Culet: NoneDepth 67.6%

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 31
Current: $74,858 NZD|Low: $32,502 NZD|High: $178,583 NZD|Avg: $71,204 NZD|+4.5%
Kay Jewelers
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
November 1, 2026
Retailer 3$32,502 NZD
Retailer 6$37,913 NZD
Retailer 12$37,913 NZD
Retailer 11$38,217 NZD
Retailer 15$41,831 NZD
Retailer 7$42,463 NZD
Retailer 10$43,330 NZD
Retailer 13$43,980 NZD
Retailer 9$49,631 NZD
Retailer 2$72,788 NZD
Kay Jewelers$74,858 NZD
Retailer 4$74,858 NZD
Retailer 14$110,317 NZD
Retailer 8$135,551 NZD
Retailer 5$169,854 NZD

30 data points across 15 retailers

15 retailers$32,502 NZD to $74,858 NZD

A
Cheapest Retailer
-
$32,502 NZD
$18,318 USD
B+
Retailer 2
-
$37,913 NZD
$21,368 USD
View
B+
Retailer 3
-
$37,913 NZD
$21,368 USD
View
B+
Retailer 4
-
$38,217 NZD
$21,539 USD
View
B+
Retailer 5
-
$42,463 NZD
$23,932 USD
View
Final sale: no returns
B+
Retailer 6
-
$43,330 NZD
$24,421 USD
View
B+
Retailer 7
-
$43,980 NZD
$24,787 USD
View
Retailer 8
-
$43,980 NZD
$24,787 USD
View
Price last confirmed 16 days ago
Retailer 9
-
$49,631 NZD
£22,026 GBP
View
Price last confirmed 8 days ago
B
Retailer 10
-
$72,788 NZD
£32,302 GBP
View
B
Retailer 11
-
$74,858 NZD
$42,190 USD
View
Most Expensive
B
Kay Jewelers
258607348 · Nov 1
$74,858 NZD
$42,190 USD
View
11 more retailers have this diamond
Prices start from $32,502 NZDSave up to $42,356 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
5.10ct Radiant
$32,502 NZD