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Emerald|Lab Grown|IGI

4.99ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG758503845

Shape and cutting style on the report: Emerald cut

Certificate IGI LG758503845

Diamond specifications and retailer prices

From $2,273 NZD
$1,281 USD
As of October 29, 2026
Save $3,525 NZD (61%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $6,281 NZD at Rare Carat · As of September 27, 2026
View at Rare Carat

About this 4.99ct lab-grown emerald diamond

This 4.99ct lab-grown emerald sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG758503845 or 758503845. Listed at 6 retailers as of October 29, 2026, with a 155% 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

4.99
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryGood
FluorescenceNone
Crown angle44.6°
Pavilion angle43.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758503845
Dimensions11.30 × 7.99 × 5.63 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.30 mm7.99 mm4.99 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateIGI LG758503845
Side View
Table 66.0%Crown 44.6°Girdle: MediumPavilion 43.2°Culet: LargeDepth 70.5%

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: $6,281 NZD|Low: $2,072 NZD|High: $6,672 NZD|Avg: $3,544 NZD|-5.9%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 5$2,273 NZD
Retailer 3$2,303 NZD
Retailer 2$2,354 NZD
Retailer 6$2,385 NZD
Retailer 4$5,798 NZD
Rare Carat$6,281 NZD

31 data points across 6 retailers

6 retailers$2,273 NZD to $5,798 NZD

B+
Cheapest Retailer
-
$2,273 NZD
$1,281 USD
A
Retailer 2
-
$2,303 NZD
€1,236 EUR
View
A
Retailer 3
-
$2,354 NZD
£1,045 GBP
View
B+
Retailer 4
-
$2,385 NZD
$1,344 USD
View
B
Retailer 5
-
$5,798 NZD
£2,573 GBP
View
Most Expensive
Rare Carat
29V758503845 · Sep 27
$6,281 NZD
$3,540 USD
View
Price last confirmed 33 days ago
5 more retailers have this diamond
Prices start from $2,273 NZDSave up to $3,525 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
4.99ct Emerald
$2,273 NZD