Emerald|Lab Grown|IGI

1.01ct D SI1 Emerald Lab Grown Diamond

GD • D/SI1 • IGI LG591371598

Shape and cutting style on the report: Emerald cut

Certificate IGI LG591371598

Diamond specifications and retailer prices

From $184 USD
As of November 4, 2026
Save $672 USD (79%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $856 USD at MOH London · As of November 4, 2026
View at MOH London

About this 1.01ct lab-grown emerald diamond

This 1.01ct lab-grown emerald sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG591371598 or 591371598. Listed at 20 retailers as of November 4, 2026, with prices from $184 to $856, a $672 spread on the same certified stone. MOH London lists it at $856. 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

1.01
Carat
D
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591371598
Dimensions6.64 × 4.73 × 3.18 mm
L/W Ratio1.40
Culet sizeLong
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.64 mm4.73 mm1.01 ctD / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591371598
Side View
Table 61.0%Crown 35.7°Girdle: MediumPavilion 42.1°Culet: LNGDepth 67.2%

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 4
Current: $856 USD|Low: $117 USD|High: $869 USD|Avg: $366 USD|-0.1%
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
Retailer 14
November 6, 2026
Retailer 4$148 USD
Retailer 12$166 USD
Retailer 14$172 USD
Retailer 5$181 USD
Retailer 10$260 USD
Retailer 2$314 USD
Retailer 7$324 USD
Retailer 8$348 USD
Retailer 6$368 USD
Retailer 3$428 USD
Retailer 11$475 USD
Retailer 13$590 USD
Retailer 9$623 USD
MOH London$856 USD

44 data points across 14 retailers

20 retailers$184 USD to $856 USD

Retailer 1
-
$142 USD
Price last confirmed 35 days ago
Retailer 2
-
$148 USD
View
Price last confirmed 37 days ago
Retailer 3
-
$172 USD
View
Price last confirmed 24 days ago
Retailer 4
-
$172 USD
View
Price last confirmed 44 days ago
Retailer 5
-
$181 USD
View
Price last confirmed 38 days ago
B+
Retailer 6
-
$184 USD
View
Retailer 7
-
$184 USD
View
Price last confirmed 27 days ago
B+
Retailer 8
-
$217 USD
View
B
Retailer 9
-
$260 USD
View
B+
Retailer 10
-
$314 USD
View
Retailer 11
-
$324 USD
View
Price last confirmed 8 days ago
Retailer 12
-
$348 USD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
$368 USD
View
B
Retailer 14
-
$428 USD
View
Retailer 15
-
$475 USD
View
Price last confirmed 9 days ago
B
Retailer 16
-
$527 USD
View
Retailer 17
-
$590 USD
View
Price last confirmed 27 days ago
Retailer 18
-
$590 USD
View
Price last confirmed 37 days ago
B
Retailer 19
-
$623 USD
View
Most Expensive
B
MOH London
LG591371598 · Nov 4
$856 USD
£674 GBP
View
19 more retailers have this diamond
Prices start from $184 USDSave up to $672 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+
1.01ct Emerald
$184 USD