Emerald|Lab Grown|IGI

18.03ct F VVS2 Emerald Lab Grown Diamond

ID • F/VVS2 • IGI LG840646366

Shape and cutting style on the report: Emerald cut

Certificate IGI LG840646366

Diamond specifications and retailer prices

From $5,265 USD
As of October 29, 2026
Save $16,892 USD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $37,030 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 18.03ct lab-grown emerald diamond

This 18.03ct lab-grown emerald sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840646366 or 840646366. Listed at 13 retailers as of October 29, 2026, with a 321% 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

18.03
Carat
F
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840646366
Dimensions18.63 × 12.61 × 7.89 mm
L/W Ratio1.48
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.63 mm12.61 mm18.03 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840646366
Side View
Table 67.0%Crown 34.8°Girdle: MediumPavilion 39.2°Culet: LargeDepth 62.6%

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 29
Current: $6,784 USD|Low: $5,265 USD|High: $22,157 USD|Avg: $10,333 USD|-0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 7$5,265 USD
Retailer 11$5,664 USD
Retailer 2$6,675 USD
Retailer 1$6,784 USD
Retailer 4$7,010 USD
Retailer 12$7,622 USD
Retailer 5$8,090 USD
Retailer 6$8,525 USD
Retailer 3$9,902 USD
Retailer 9$18,667 USD
Retailer 10$19,683 USD
Retailer 8$22,157 USD

13 data points across 12 retailers

13 retailers$5,265 USD to $22,157 USD

A
Cheapest Retailer
-
$5,265 USD
B+
Retailer 2
-
$5,664 USD
View
Final sale: no returns
B+
Retailer 3
-
$6,675 USD
View
B+
Retailer 4
-
$6,784 USD
£5,342 GBP
View
Retailer 5
-
$7,010 USD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$7,622 USD
View
B+
Retailer 7
-
$8,090 USD
ZAR 130,691 ZAR
View
B+
Retailer 8
-
$8,525 USD
€8,119 EUR
View
Retailer 9
-
$9,902 USD
A$15,234 AUD
View
Price last confirmed 8 days ago
B
Retailer 10
-
$18,667 USD
View
B
Retailer 11
-
$19,683 USD
View
B
Retailer 12
-
$22,157 USD
View
Most Expensive
Brilliant Earth
22155384A · Oct 29
$37,030 USD
View
Price under review
12 more retailers have this diamond
Prices start from $5,265 USDSave up to $16,892 USD

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
18.03ct Emerald
$5,265 USD