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Round|Lab Grown|IGI

5.09ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG842662423

Shape and cutting style on the report: Round brilliant

Certificate IGI LG842662423

Diamond specifications and retailer prices

From $6,377 NZD
$3,594 USD
As of October 31, 2026
Save $4,177 NZD (40%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $25,809 NZD at Michael Trio · As of October 31, 2026
View at Michael Trio

About this 5.09ct lab-grown round diamond

This 5.09ct lab-grown round sits in the over five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG842662423 or 842662423. Listed at 13 retailers as of October 26, 2026, with a 65% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.09
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842662423
Dimensions11.02 × 10.97 × 6.79 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.02 mm10.97 mm5.09 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842662423
Side View
Table 57.0%Crown 34.6°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.7%

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: Oct 31
Current: $25,809 NZD|Low: $6,377 NZD|High: $40,649 NZD|Avg: $18,226 NZD|-1.7%
Michael Trio
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 31, 2026
Retailer 7$6,377 NZD
Retailer 11$6,655 NZD
Retailer 8$7,079 NZD
Retailer 10$8,925 NZD
Retailer 2$9,377 NZD
Retailer 12$9,377 NZD
Retailer 3$10,554 NZD
Retailer 4$11,657 NZD
Retailer 9$15,394 NZD
Retailer 6$20,856 NZD
Michael Trio$25,809 NZD
Retailer 5$28,756 NZD
Retailer 14$35,096 NZD
Retailer 13$40,330 NZD

14 data points across 14 retailers

13 retailers$6,377 NZD to $10,554 NZD

B+
Cheapest Retailer
-
$6,377 NZD
$3,594 USD
B+
Retailer 2
-
$6,655 NZD
$3,751 USD
View
B+
Retailer 3
-
$7,079 NZD
$3,990 USD
View
B+
Retailer 4
-
$8,925 NZD
HK$39,300 HKD
View
B+
Retailer 5
-
$9,377 NZD
$5,285 USD
View
B
Retailer 6
-
$9,377 NZD
$5,285 USD
View
B
Retailer 7
-
$10,554 NZD
$5,948 USD
View
Retailer 8
-
$11,657 NZD
$6,570 USD
View
Price last confirmed 13 days ago
Retailer 9
-
$15,394 NZD
A$13,348 AUD
View
Price last confirmed 8 days ago
Retailer 10
-
$20,856 NZD
A$18,084 AUD
View
Price under review
Most Expensive
Michael Trio
1707508209 · Oct 31
$25,809 NZD
SGD 19,657 SGD
View
Price under review
10 more retailers have this diamond
Prices start from $6,377 NZDSave up to $4,177 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.

B+
5.09ct Round
$6,377 NZD