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Emerald|Lab Grown|IGI

1.00ct K SI2 Emerald Lab Grown Diamond

VG • K/SI2 • IGI LG407981501

Shape and cutting style on the report: Emerald cut

Certificate IGI LG407981501

Diamond specifications and retailer prices

From $692 USD
As of November 6, 2026
Save $2,453 USD (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,145 USD at MOH London · As of November 5, 2026
View at MOH London

About this 1ct lab-grown emerald diamond

This 1ct lab-grown emerald sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG407981501 or 407981501. Listed at 8 retailers as of November 5, 2026, with prices from $692 to $3,145, a $2,453 spread on the same certified stone. MOH London lists it at $3,145. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
K
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407981501
Dimensions6.35 × 4.74 × 3.35 mm
L/W Ratio1.34
Culet sizeLong
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.35 mm4.74 mm1.00 ctK / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG407981501
Side View
Table 63.0%Crown 26.3°Girdle: Slightly ThickPavilion 40.2°Culet: LNGDepth 70.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,145 USD|Low: $664 USD|High: $3,190 USD|Avg: $1,398 USD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 4$692 USD
Retailer 9$753 USD
Retailer 5$803 USD
Retailer 8$803 USD
Retailer 11$818 USD
Retailer 10$1,272 USD
Retailer 6$1,306 USD
Retailer 3$1,796 USD
Retailer 2$1,978 USD
Retailer 7$2,257 USD
MOH London$3,145 USD

17 data points across 11 retailers

8 retailers$692 USD to $3,145 USD

B+
Cheapest Retailer
-
$692 USD
B+
Retailer 2
-
$753 USD
View
B+
Retailer 3
-
$803 USD
View
Retailer 4
-
$803 USD
View
Price last confirmed 21 days ago
B
Retailer 5
-
$1,306 USD
View
C
Retailer 6
-
$1,978 USD
View
C
Retailer 7
-
$2,257 USD
View
Most Expensive
C
MOH London
LG407981501 · Nov 5
$3,145 USD
£2,476 GBP
View
7 more retailers have this diamond
Prices start from $692 USDSave up to $2,453 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.

B+
1.00ct Emerald
$692 USD