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Emerald|Lab Grown|IGI

1.04ct I SI1 Emerald Lab Grown Diamond

ID • I/SI1 • IGI LG407930411

Shape and cutting style on the report: Emerald cut

Certificate IGI LG407930411

Diamond specifications and retailer prices

From $490 USD
As of October 29, 2026
Save $3,594 USD (88%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,084 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.04ct lab-grown emerald diamond

This 1.04ct lab-grown emerald sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG407930411 or 407930411. Listed at 11 retailers as of October 29, 2026, with prices from $490 to $4,084, a $3,594 spread on the same certified stone. MOH London lists it at $4,084. 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

1.04
Carat
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle23.6°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407930411
Dimensions6.75 × 4.85 × 3.28 mm
L/W Ratio1.39
Culet sizeLong
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.75 mm4.85 mm1.04 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG407930411
Side View
Table 59.0%Crown 23.6°Girdle: MediumPavilion 38.4°Culet: LNGDepth 67.6%

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 29
Current: $4,084 USD|Low: $490 USD|High: $4,117 USD|Avg: $1,760 USD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 18, 2026
Retailer 6$490 USD
Retailer 2$1,033 USD
Retailer 11$1,123 USD
Retailer 12$1,156 USD
Retailer 7$1,198 USD
Retailer 10$1,198 USD
Retailer 3$1,370 USD
Retailer 4$1,716 USD
Retailer 8$1,911 USD
Retailer 9$2,245 USD
Retailer 13$2,503 USD
Retailer 5$3,430 USD
MOH London$4,084 USD

15 data points across 13 retailers

11 retailers$490 USD to $4,084 USD

A
Cheapest Retailer
-
$490 USD
B+
Retailer 2
-
$1,033 USD
View
B+
Retailer 3
-
$1,123 USD
View
B+
Retailer 4
-
$1,156 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,198 USD
View
Retailer 6
-
$1,198 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
$1,370 USD
View
B
Retailer 8
-
$1,911 USD
View
B
Retailer 9
-
$2,245 USD
View
B
Retailer 10
-
$2,503 USD
View
Most Expensive
B
MOH London
LG407930411 · Oct 29
$4,084 USD
£3,216 GBP
View
10 more retailers have this diamond
Prices start from $490 USDSave up to $3,594 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
1.04ct Emerald
$490 USD