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Emerald|Lab Grown|IGI

0.54ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG778649481

Shape and cutting style on the report: Emerald cut

Certificate IGI LG778649481

Diamond specifications and retailer prices

From $305 NZD
$172 USD
As of October 30, 2026
Save $1,342 NZD (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,647 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 0.54ct lab-grown emerald diamond

This 0.54ct lab-grown emerald sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG778649481 or 778649481. Listed at 7 retailers as of October 29, 2026, with prices from $305 to $1,647, a $1,342 spread on the same certified stone. MOH London lists it at $1,647. 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

0.54
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778649481
Dimensions5.54 × 3.93 × 2.47 mm
L/W Ratio1.41
Culet sizeLarge
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
5.54 mm3.93 mm0.54 ctD / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG778649481
Side View
Table 70.0%Crown 34.1°Girdle: STK-THKPavilion 40.1°Culet: LargeDepth 62.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,647 NZD|Low: $282 NZD|High: $1,658 NZD|Avg: $688 NZD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 5$305 NZD
Retailer 2$435 NZD
Retailer 4$539 NZD
Retailer 3$550 NZD
Retailer 7$616 NZD
Retailer 6$726 NZD
MOH London$1,647 NZD

39 data points across 7 retailers

7 retailers$305 NZD to $1,647 NZD

A
Cheapest Retailer
-
$305 NZD
$172 USD
B+
Retailer 2
-
$435 NZD
£193 GBP
View
Retailer 3
-
$461 NZD
$260 USD
View
Price last confirmed 52 days ago
B+
Retailer 4
-
$539 NZD
£239 GBP
View
B+
Retailer 5
-
$550 NZD
$310 USD
View
B+
Retailer 6
-
$616 NZD
$347 USD
View
Most Expensive
B
MOH London
LG778649481 · Oct 29
$1,647 NZD
£731 GBP
View
6 more retailers have this diamond
Prices start from $305 NZDSave up to $1,342 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
0.54ct Emerald
$305 NZD