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Emerald|Lab Grown|IGI

16.31ct F VVS2 Emerald Lab Grown Diamond

ID • F/VVS2 • IGI LG846632921

Shape and cutting style on the report: Emerald cut

Certificate IGI LG846632921

Diamond specifications and retailer prices

From $6,655 NZD
$3,751 USD
As of October 31, 2026
Save $24,856 NZD (79%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $31,512 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 16.31ct lab-grown emerald diamond

This 16.31ct 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 LG846632921 or 846632921. Listed at 5 retailers as of October 31, 2026, with prices from $6,655 to $31,512, a $24,856 spread on the same certified stone. Brilliant Earth lists it at $31,512. 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

16.31
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.4°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846632921
Dimensions17.92 × 12.51 × 7.46 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.92 mm12.51 mm16.31 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846632921
Side View
Table 63.0%Crown 29.4°Girdle: MediumPavilion 37.9°Culet: LargeDepth 59.6%

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: $22,566 NZD|Low: $6,655 NZD|High: $23,130 NZD|Avg: $12,446 NZD|-2.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 4$6,655 NZD
Retailer 3$8,769 NZD
Retailer 2$9,775 NZD
Retailer 1$22,566 NZD

6 data points across 4 retailers

5 retailers$6,655 NZD to $31,512 NZD

A
Cheapest Retailer
-
$6,655 NZD
$3,751 USD
Final sale: no returns
B+
Retailer 2
-
$8,769 NZD
$4,942 USD
View
B+
Retailer 3
-
$9,775 NZD
€5,247 EUR
View
B
Retailer 4
-
$22,566 NZD
$12,718 USD
View
Most Expensive
B
Brilliant Earth
22257044A · Oct 31
$31,512 NZD
$17,760 USD
View
4 more retailers have this diamond
Prices start from $6,655 NZDSave up to $24,856 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
16.31ct Emerald
$6,655 NZD