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Emerald|Lab Grown|IGI

2.55ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG818646254

Shape and cutting style on the report: Emerald cut

Certificate IGI LG818646254

Diamond specifications and retailer prices

From $460 NZD
$259 USD
As of October 30, 2026
Save $1,992 NZD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,452 NZD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 2.55ct lab-grown emerald diamond

This 2.55ct lab-grown emerald sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG818646254 or 818646254. Listed at 16 retailers as of October 30, 2026, with prices from $460 to $2,452, a $1,992 spread on the same certified stone. Reve Diamonds lists it at $2,452. 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

2.55
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle44°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818646254
Dimensions8.80 × 6.49 × 4.43 mm
L/W Ratio1.36
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.80 mm6.49 mm2.55 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818646254
Side View
Table 61.0%Crown 36.7°Girdle: MED-STKPavilion 44°Culet: LargeDepth 68.3%

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: Oct 30
Current: $766 NZD|Low: $313 NZD|High: $2,452 NZD|Avg: $1,159 NZD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Reve Diamonds
October 30, 2026
Retailer 9$313 NZD
Retailer 7$460 NZD
Retailer 8$515 NZD
Retailer 4$570 NZD
Retailer 1$766 NZD
Retailer 3$772 NZD
Retailer 2$1,086 NZD
Retailer 6$1,751 NZD
Retailer 5$2,287 NZD
Reve Diamonds$2,452 NZD

39 data points across 10 retailers

16 retailers$460 NZD to $2,452 NZD

Retailer 1
-
$460 NZD
$259 USD
Price last confirmed 19 days ago
Retailer 2
-
$460 NZD
$259 USD
View
Price last confirmed 30 days ago
A
Retailer 3
-
$460 NZD
$259 USD
View
A
Retailer 4
-
$515 NZD
$290 USD
View
Final sale: no returns
Retailer 5
-
$532 NZD
$300 USD
View
Price last confirmed 35 days ago
Retailer 6
-
$562 NZD
$317 USD
View
Price last confirmed 31 days ago
Retailer 7
-
$570 NZD
$321 USD
View
Price last confirmed 9 days ago
A
Retailer 8
-
$570 NZD
$321 USD
View
Retailer 9
-
$570 NZD
$321 USD
View
Price last confirmed 18 days ago
B+
Retailer 10
-
$766 NZD
$432 USD
View
A
Retailer 11
-
$772 NZD
$435 USD
View
A
Retailer 12
-
$1,086 NZD
£482 GBP
View
B+
Retailer 13
-
$1,751 NZD
$987 USD
View
Retailer 14
-
$1,831 NZD
$1,032 USD
View
Price last confirmed 30 days ago
B
Retailer 15
-
$2,287 NZD
£1,015 GBP
View
Most Expensive
B
Reve Diamonds
0D63896D5 · Oct 30
$2,452 NZD
$1,382 USD
View
15 more retailers have this diamond
Prices start from $460 NZDSave up to $1,992 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
2.55ct Emerald
$460 NZD