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Emerald|Lab Grown|IGI

3.00ct E SI2 Emerald Lab Grown Diamond

ID • E/SI2 • IGI LG817674185

Shape and cutting style on the report: Emerald cut

Certificate IGI LG817674185

Diamond specifications and retailer prices

From $709 NZD
$398 USD
As of October 25, 2026
Save $2,145 NZD (75%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,648 NZD at Rare Carat · As of September 2, 2026
View at Rare Carat

About this 3ct lab-grown emerald diamond

This 3ct lab-grown emerald sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG817674185 or 817674185. Listed at 7 retailers as of October 25, 2026, with a 303% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.00
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle42.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817674185
Dimensions10.00 × 6.89 × 4.30 mm
L/W Ratio1.45
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.00 mm6.89 mm3.00 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817674185
Side View
Table 71.0%Crown 35.5°Girdle: Slightly ThickPavilion 42.9°Culet: LargeDepth 62.4%

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 25
Current: $3,648 NZD|Low: $709 NZD|High: $3,648 NZD|Avg: $1,795 NZD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 6$709 NZD
Retailer 3$1,139 NZD
Retailer 5$1,150 NZD
Retailer 2$1,265 NZD
Retailer 7$1,407 NZD
Retailer 4$2,854 NZD
Rare Carat$3,648 NZD

43 data points across 7 retailers

7 retailers$709 NZD to $2,854 NZD

A
Cheapest Retailer
-
$709 NZD
$398 USD
A
Retailer 2
-
$1,139 NZD
€609 EUR
View
B+
Retailer 3
-
$1,150 NZD
$646 USD
View
A
Retailer 4
-
$1,265 NZD
£559 GBP
View
B+
Retailer 5
-
$1,407 NZD
$790 USD
View
B+
Retailer 6
-
$2,854 NZD
£1,262 GBP
View
Most Expensive
Rare Carat
30R817674185 · Sep 2
$3,648 NZD
$2,049 USD
View
Price last confirmed 58 days ago
6 more retailers have this diamond
Prices start from $709 NZDSave up to $2,145 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
3.00ct Emerald
$709 NZD