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Emerald|Lab Grown|IGI

1.55ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG750561508

Shape and cutting style on the report: Emerald cut

Certificate IGI LG750561508

Diamond specifications and retailer prices

From $341 NZD
$192 USD
As of November 1, 2026
Save $1,659 NZD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,000 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.55ct lab-grown emerald diamond

This 1.55ct lab-grown emerald sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG750561508 or 750561508. Listed at 14 retailers as of October 29, 2026, with prices from $341 to $2,000, a $1,659 spread on the same certified stone. MOH London lists it at $2,000. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.55
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750561508
Dimensions7.90 × 5.33 × 3.80 mm
L/W Ratio1.48
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.90 mm5.33 mm1.55 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750561508
Side View
Table 62.0%Crown 41.8°Girdle: STK-THKPavilion 41.6°Culet: LargeDepth 71.3%

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: Nov 1
Current: $2,000 NZD|Low: $334 NZD|High: $2,061 NZD|Avg: $983 NZD|-3.0%
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 2, 2026
Retailer 14$341 NZD
Retailer 12$380 NZD
Retailer 10$396 NZD
Retailer 8$423 NZD
Retailer 4$425 NZD
Retailer 13$738 NZD
Retailer 7$770 NZD
Retailer 11$1,017 NZD
Retailer 2$1,102 NZD
Retailer 9$1,360 NZD
Retailer 5$1,385 NZD
Retailer 3$1,455 NZD
Retailer 6$1,955 NZD
MOH London$2,000 NZD

34 data points across 14 retailers

14 retailers$341 NZD to $2,000 NZD

A
Cheapest Retailer
-
$341 NZD
$192 USD
A
Retailer 2
-
$380 NZD
$214 USD
View
Final sale: no returns
A
Retailer 3
-
$396 NZD
$223 USD
View
A
Retailer 4
-
$423 NZD
$238 USD
View
Retailer 5
-
$425 NZD
$239 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$738 NZD
$415 USD
View
A
Retailer 7
-
$770 NZD
£341 GBP
View
B+
Retailer 8
-
$1,017 NZD
$572 USD
View
B+
Retailer 9
-
$1,102 NZD
$620 USD
View
B+
Retailer 10
-
$1,360 NZD
$765 USD
View
B+
Retailer 11
-
$1,385 NZD
SGD 1,053 SGD
View
B+
Retailer 12
-
$1,455 NZD
$818 USD
View
B
Retailer 13
-
$1,955 NZD
$1,100 USD
View
Most Expensive
B
MOH London
LG750561508 · Oct 29
$2,000 NZD
£886 GBP
View
13 more retailers have this diamond
Prices start from $341 NZDSave up to $1,659 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
1.55ct Emerald
$341 NZD