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Emerald|Lab Grown|IGI

6.21ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG841657235

Shape and cutting style on the report: Emerald cut

Certificate IGI LG841657235

Diamond specifications and retailer prices

From $1,311 NZD
$739 USD
As of October 29, 2026
Save $2,787 NZD (68%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,099 NZD at Brilliance · As of October 25, 2026
View at Brilliance

About this 6.21ct lab-grown emerald diamond

This 6.21ct lab-grown emerald sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841657235 or 841657235. Listed at 3 retailers as of October 25, 2026, with prices from $1,311 to $4,099, a $2,787 spread on the same certified stone. Brilliance lists it at $4,099. 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

6.21
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841657235
Dimensions11.90 × 8.80 × 6.06 mm
L/W Ratio1.35
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.90 mm8.80 mm6.21 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841657235
Side View
Table 65.0%Crown 37.1°Girdle: Slightly ThickPavilion 39.4°Culet: LargeDepth 68.9%

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: Oct 29
Current: $4,099 NZD|Low: $1,311 NZD|High: $4,099 NZD|Avg: $2,543 NZD
Brilliance
Retailer 2
Retailer 3
October 26, 2026
Retailer 3$1,311 NZD
Retailer 2$1,799 NZD
Brilliance$4,099 NZD

3 data points across 3 retailers

3 retailers$1,311 NZD to $4,099 NZD

A
Cheapest Retailer
-
$1,311 NZD
$739 USD
Final sale: no returns
B+
Retailer 2
-
$1,799 NZD
$1,014 USD
View
Most Expensive
B
Brilliance
D46144638 · Oct 25
$4,099 NZD
$2,310 USD
View
2 more retailers have this diamond
Prices start from $1,311 NZDSave up to $2,787 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
6.21ct Emerald
$1,311 NZD