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Emerald|Lab Grown|IGI

1.18ct F SI1 Emerald Lab Grown Diamond

GD • F/SI1 • IGI LG598307046

Shape and cutting style on the report: Emerald cut

Certificate IGI LG598307046

Diamond specifications and retailer prices

From $363 NZD
$204 USD
As of October 31, 2026
Save $2,446 NZD (87%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,808 NZD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.18ct lab-grown emerald diamond

This 1.18ct lab-grown emerald sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG598307046 or 598307046. Listed at 9 retailers as of October 31, 2026, with prices from $363 to $2,808, a $2,446 spread on the same certified stone. Do Amore Diamonds lists it at $2,808. 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

1.18
Carat
F
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598307046
Dimensions6.93 × 5.01 × 3.43 mm
L/W Ratio1.38
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.93 mm5.01 mm1.18 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598307046
Side View
Table 64.0%Crown 36.1°Girdle: MediumPavilion 38.6°Culet: LNGDepth 68.5%

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 31
Current: $2,808 NZD|Low: $357 NZD|High: $2,808 NZD|Avg: $1,223 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 6$363 NZD
Retailer 7$650 NZD
Retailer 2$720 NZD
Retailer 9$803 NZD
Retailer 4$835 NZD
Retailer 5$1,228 NZD
Retailer 8$1,283 NZD
Retailer 10$1,737 NZD
Retailer 3$1,869 NZD
Do Amore Diamonds$2,808 NZD

44 data points across 10 retailers

9 retailers$363 NZD to $2,808 NZD

A
Cheapest Retailer
-
$363 NZD
$204 USD
B+
Retailer 2
-
$650 NZD
$366 USD
View
B+
Retailer 3
-
$720 NZD
£319 GBP
View
B+
Retailer 4
-
$803 NZD
$452 USD
View
B+
Retailer 5
-
$835 NZD
$470 USD
View
B
Retailer 6
-
$1,228 NZD
$691 USD
View
B
Retailer 7
-
$1,283 NZD
$722 USD
View
Retailer 8
-
$1,869 NZD
£828 GBP
View
Price last confirmed 8 days ago
Most Expensive
C
Do Amore Diamonds
27-B5FE38477 · Nov 2
$2,808 NZD
$1,580 USD
View
8 more retailers have this diamond
Prices start from $363 NZDSave up to $2,446 NZD

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
1.18ct Emerald
$363 NZD