Emerald|Lab Grown|IGI

4.03ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG652458378

Shape and cutting style on the report: Emerald cut

Certificate IGI LG652458378

Diamond specifications and retailer prices

From $515 USD
As of October 30, 2026
Save $2,615 USD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,130 USD at Rare Carat · As of October 25, 2026
View at Rare Carat

About this 4.03ct lab-grown emerald diamond

This 4.03ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG652458378 or 652458378. Listed at 15 retailers as of October 25, 2026, with prices from $515 to $3,130, a $2,615 spread on the same certified stone. Rare Carat lists it at $3,130. 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

4.03
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG652458378
Dimensions11.61 × 7.28 × 4.77 mm
L/W Ratio1.59
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.61 mm7.28 mm4.03 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG652458378
Side View
Table 64.0%Crown 36.1°Girdle: MediumPavilion 37.9°Culet: LNGDepth 65.5%

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 30
Current: $3,130 USD|Low: $494 USD|High: $3,175 USD|Avg: $1,229 USD|+0.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 12$515 USD
Retailer 7$554 USD
Retailer 4$575 USD
Retailer 14$576 USD
Retailer 13$638 USD
Retailer 15$638 USD
Retailer 9$775 USD
Retailer 6$960 USD
Retailer 2$989 USD
Retailer 3$991 USD
Retailer 10$1,647 USD
Retailer 11$1,679 USD
Retailer 5$2,095 USD
Retailer 8$2,678 USD
Rare Carat$3,130 USD

40 data points across 15 retailers

15 retailers$515 USD to $3,130 USD

A
Cheapest Retailer
-
$515 USD
A
Retailer 2
-
$575 USD
View
Final sale: no returns
A
Retailer 3
-
$576 USD
View
A
Retailer 4
-
$638 USD
View
Retailer 5
-
$638 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$775 USD
View
A
Retailer 7
-
$960 USD
View
A
Retailer 8
-
$989 USD
£778 GBP
View
B+
Retailer 9
-
$991 USD
View
B+
Retailer 10
-
$1,647 USD
View
B+
Retailer 11
-
$1,679 USD
View
B
Retailer 12
-
$2,076 USD
View
B
Retailer 13
-
$2,095 USD
View
B
Retailer 14
-
$2,678 USD
£2,109 GBP
View
Most Expensive
B
Rare Carat
SK4-1301_l_652458378 · Oct 25
$3,130 USD
View
14 more retailers have this diamond
Prices start from $515 USDSave up to $2,615 USD

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
4.03ct Emerald
$515 USD