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Emerald|Lab Grown|IGI

1.21ct F SI1 Emerald Lab Grown Diamond

GD • F/SI1 • IGI LG582376849

Shape and cutting style on the report: Emerald cut

Certificate IGI LG582376849

Diamond specifications and retailer prices

From $396 NZD
$223 USD
As of November 2, 2026
Save $2,643 NZD (87%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,039 NZD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown emerald diamond

This 1.21ct 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 LG582376849 or 582376849. Listed at 14 retailers as of November 2, 2026, with prices from $396 to $3,039, a $2,643 spread on the same certified stone. Do Amore Diamonds lists it at $3,039. 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

1.21
Carat
F
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG582376849
Dimensions7.33 × 4.89 × 3.28 mm
L/W Ratio1.50
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
7.33 mm4.89 mm1.21 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG582376849
Side View
Table 61.0%Crown 35.1°Girdle: MediumPavilion 38.4°Culet: LNGDepth 67.1%

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 2
Current: $3,039 NZD|Low: $387 NZD|High: $3,039 NZD|Avg: $1,135 NZD|+1.2%
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 9$387 NZD
Retailer 6$396 NZD
Retailer 5$528 NZD
Retailer 10$761 NZD
Retailer 3$790 NZD
Retailer 8$969 NZD
Retailer 4$1,329 NZD
Retailer 7$1,768 NZD
Retailer 2$2,020 NZD
Do Amore Diamonds$3,039 NZD

38 data points across 10 retailers

14 retailers$396 NZD to $3,039 NZD

Retailer 1
-
$313 NZD
$176 USD
Price last confirmed 34 days ago
Retailer 2
-
$363 NZD
$204 USD
View
Price last confirmed 40 days ago
Retailer 3
-
$382 NZD
$215 USD
View
Price last confirmed 35 days ago
B+
Retailer 4
-
$396 NZD
$223 USD
View
B
Retailer 5
-
$528 NZD
$297 USD
View
B+
Retailer 6
-
$614 NZD
HK$2,700 HKD
View
B+
Retailer 7
-
$761 NZD
$428 USD
View
B+
Retailer 8
-
$790 NZD
£350 GBP
View
B+
Retailer 9
-
$969 NZD
$545 USD
View
B
Retailer 10
-
$1,329 NZD
$748 USD
View
Retailer 11
-
$1,376 NZD
$774 USD
View
Price last confirmed 33 days ago
B
Retailer 12
-
$1,768 NZD
SGD 1,344 SGD
View
B
Retailer 13
-
$2,020 NZD
£895 GBP
View
Most Expensive
C
Do Amore Diamonds
27-7123E472F · Nov 2
$3,039 NZD
$1,710 USD
View
13 more retailers have this diamond
Prices start from $396 NZDSave up to $2,643 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.

B+
1.21ct Emerald
$396 NZD