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Round|Lab Grown|IGI

4.18ct E VS2 Round Lab Grown Diamond

ID • E/VS2 • IGI LG821669676

Shape and cutting style on the report: Round brilliant

Certificate IGI LG821669676

Diamond specifications and retailer prices

From $889 NZD
$501 USD
As of October 29, 2026
Save $4,131 NZD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $7,319 NZD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 4.18ct lab-grown round diamond

This 4.18ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821669676 or 821669676. Listed at 15 retailers as of October 29, 2026, with a 465% 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

4.18
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821669676
Dimensions10.41 × 10.48 × 6.21 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.41 mm10.48 mm4.18 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821669676
Side View
Table 60.0%Crown 33.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 59.5%

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: $7,319 NZD|Low: $880 NZD|High: $7,319 NZD|Avg: $3,518 NZD|+5.4%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 7$889 NZD
Retailer 11$1,351 NZD
Retailer 2$1,684 NZD
Retailer 10$1,820 NZD
Retailer 6$2,846 NZD
Retailer 5$2,848 NZD
Retailer 8$3,848 NZD
Retailer 3$4,406 NZD
Retailer 4$4,610 NZD
Retailer 9$5,019 NZD
Rare Carat$7,319 NZD

25 data points across 11 retailers

15 retailers$889 NZD to $5,019 NZD

A
Cheapest Retailer
-
$889 NZD
$501 USD
Retailer 2
-
$901 NZD
$508 USD
View
Price last confirmed 37 days ago
Retailer 3
-
$1,008 NZD
$568 USD
View
Price last confirmed 36 days ago
Retailer 4
-
$1,351 NZD
£600 GBP
View
Price last confirmed 15 days ago
A
Retailer 5
-
$1,684 NZD
€904 EUR
View
A
Retailer 6
-
$1,820 NZD
$1,026 USD
View
B+
Retailer 7
-
$2,846 NZD
$1,604 USD
View
B+
Retailer 8
-
$2,848 NZD
$1,605 USD
View
Retailer 9
-
$2,936 NZD
$1,655 USD
View
Price last confirmed 32 days ago
B+
Retailer 10
-
$3,848 NZD
$2,169 USD
View
B+
Retailer 11
-
$3,850 NZD
$2,170 USD
View
Retailer 12
-
$4,406 NZD
SGD 3,356 SGD
View
Price last confirmed 17 days ago
B+
Retailer 13
-
$4,610 NZD
£2,046 GBP
View
B
Retailer 14
-
$5,019 NZD
$2,829 USD
View
Most Expensive
Rare Carat
LGRD40-119008 · Oct 18
$7,319 NZD
$4,125 USD
View
Price last confirmed 12 days ago
14 more retailers have this diamond
Prices start from $889 NZDSave up to $4,131 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
4.18ct Round
$889 NZD