Emerald|Lab Grown|IGI

20.03ct F VS2 Emerald Lab Grown Diamond

ID • F/VS2 • IGI LG787645131

Shape and cutting style on the report: Emerald cut

Certificate IGI LG787645131

Diamond specifications and retailer prices

From $8,596 NZD
$4,845 USD
As of November 2, 2026
Save $34,088 NZD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $42,684 NZD at Adiamor · As of November 2, 2026
View at Adiamor

About this 20.03ct lab-grown emerald diamond

This 20.03ct lab-grown emerald sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG787645131 or 787645131. Listed at 11 retailers as of November 2, 2026, with prices from $8,596 to $42,684, a $34,088 spread on the same certified stone. Adiamor lists it at $42,684. 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

20.03
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41°
Pavilion angle42.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787645131
Dimensions18.45 × 12.49 × 7.98 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
18.45 mm12.49 mm20.03 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787645131
Side View
Table 68.0%Crown 41°Girdle: Slightly ThickPavilion 42.2°Culet: LargeDepth 63.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $42,684 NZD|Low: $7,615 NZD|High: $42,837 NZD|Avg: $16,390 NZD|-0.3%
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 10$7,615 NZD
Retailer 4$8,596 NZD
Retailer 8$8,825 NZD
Retailer 9$9,202 NZD
Retailer 6$9,336 NZD
Retailer 2$11,227 NZD
Retailer 7$11,288 NZD
Retailer 5$12,615 NZD
Retailer 3$30,875 NZD
Adiamor$42,684 NZD

45 data points across 10 retailers

11 retailers$8,596 NZD to $42,684 NZD

Retailer 1
-
$7,615 NZD
$4,292 USD
Price last confirmed 31 days ago
Retailer 2
-
$8,313 NZD
$4,685 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
$8,596 NZD
$4,845 USD
View
Retailer 4
-
$8,825 NZD
$4,974 USD
View
Price last confirmed 20 days ago
Retailer 5
-
$9,202 NZD
$5,186 USD
View
Price last confirmed 30 days ago
A
Retailer 6
-
$9,336 NZD
$5,262 USD
View
B+
Retailer 7
-
$11,227 NZD
£4,982 GBP
View
B+
Retailer 8
-
$11,288 NZD
$6,362 USD
View
B+
Retailer 9
-
$12,615 NZD
$7,110 USD
View
B
Retailer 10
-
$30,875 NZD
$17,401 USD
View
Most Expensive
B
Adiamor
D-80785784 · Nov 2
$42,684 NZD
$24,057 USD
View
10 more retailers have this diamond
Prices start from $8,596 NZDSave up to $34,088 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
20.03ct Emerald
$8,596 NZD