Emerald|Lab Grown|IGI

1.00ct F SI1 Emerald Lab Grown Diamond

VG • F/SI1 • IGI LG407998175

Shape and cutting style on the report: Emerald cut

Certificate IGI LG407998175

Diamond specifications and retailer prices

From $167 USD
As of November 1, 2026
Save $695 USD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $862 USD at MOH London · As of November 1, 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 F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG407998175 or 407998175. Listed at 18 retailers as of November 1, 2026, with prices from $167 to $862, a $695 spread on the same certified stone. MOH London lists it at $862. 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
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishGood
SymmetryGood
FluorescenceNone
Crown angle34.5°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407998175
Dimensions6.97 × 4.67 × 3.01 mm
L/W Ratio1.49
Culet sizeLarge
Cert comments
This Laboratory grown diamond was created by high pressure high temperature process (HPHT) Type II
Top View
6.97 mm4.67 mm1.00 ctF / SI1
OriginLab Grown
CutVery Good
PolishGood
SymmetryGood
FluorescenceNone
CertificateIGI LG407998175
Side View
Table 66.0%Crown 34.5°Girdle: THK-VTKPavilion 36.7°Culet: LargeDepth 64.5%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $862 USD|Low: $143 USD|High: $880 USD|Avg: $419 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
November 1, 2026
Retailer 10$149 USD
Retailer 13$167 USD
Retailer 8$185 USD
Retailer 12$185 USD
Retailer 4$265 USD
Retailer 2$320 USD
Retailer 6$324 USD
Retailer 7$351 USD
Retailer 3$503 USD
Retailer 5$508 USD
Retailer 9$627 USD
Retailer 11$860 USD
MOH London$862 USD

42 data points across 13 retailers

18 retailers$167 USD to $862 USD

Retailer 1
-
$149 USD
Price last confirmed 39 days ago
Retailer 2
-
$149 USD
View
Price last confirmed 13 days ago
B+
Retailer 3
-
$167 USD
View
Final sale: no returns
Retailer 4
-
$173 USD
View
Price last confirmed 38 days ago
Retailer 5
-
$182 USD
View
Price last confirmed 37 days ago
Retailer 6
-
$185 USD
View
Price last confirmed 7 days ago
Retailer 7
-
$185 USD
View
Price last confirmed 15 days ago
B+
Retailer 8
-
$185 USD
View
B
Retailer 9
-
$265 USD
View
B+
Retailer 10
-
$320 USD
£252 GBP
View
B+
Retailer 11
-
$324 USD
€309 EUR
View
B+
Retailer 12
-
$351 USD
£276 GBP
View
B
Retailer 13
-
$503 USD
View
Retailer 14
-
$508 USD
SGD 687 SGD
View
Price last confirmed 19 days ago
Retailer 15
-
$593 USD
View
Price last confirmed 14 days ago
B
Retailer 16
-
$627 USD
View
C
Retailer 17
-
$860 USD
View
Most Expensive
B
MOH London
LG407998175 · Nov 1
$862 USD
£679 GBP
View
17 more retailers have this diamond
Prices start from $167 USDSave up to $695 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
$167 USD