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Emerald|Lab Grown|IGI

1.00ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG559295268

Shape and cutting style on the report: Emerald cut

Certificate IGI LG559295268

Diamond specifications and retailer prices

From $273 NZD
$154 USD
As of October 30, 2026
Save $1,496 NZD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,769 NZD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1ct lab-grown emerald diamond

This 1ct lab-grown emerald sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG559295268 or 559295268. Listed at 17 retailers as of October 30, 2026, with prices from $273 to $1,769, a $1,496 spread on the same certified stone. Reve Diamonds lists it at $1,769. 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

1.00
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle44.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG559295268
Dimensions6.66 × 4.79 × 3.22 mm
L/W Ratio1.39
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
6.66 mm4.79 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG559295268
Side View
Table 62.0%Crown 34.4°Girdle: MediumPavilion 44.3°Culet: LargeDepth 67.2%

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: $520 NZD|Low: $193 NZD|High: $1,769 NZD|Avg: $734 NZD|+4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Reve Diamonds
October 31, 2026
Retailer 2$245 NZD
Retailer 10$273 NZD
Retailer 3$300 NZD
Retailer 12$305 NZD
Retailer 4$412 NZD
Retailer 1$520 NZD
Retailer 7$537 NZD
Retailer 8$579 NZD
Retailer 13$740 NZD
Retailer 11$768 NZD
Retailer 6$994 NZD
Retailer 5$1,078 NZD
Retailer 9$1,426 NZD
Reve Diamonds$1,769 NZD

40 data points across 14 retailers

17 retailers$273 NZD to $1,769 NZD

Retailer 1
-
$245 NZD
$138 USD
Price last confirmed 38 days ago
A
Retailer 2
-
$273 NZD
$154 USD
View
Final sale: no returns
Retailer 3
-
$286 NZD
$161 USD
View
Price last confirmed 37 days ago
Retailer 4
-
$300 NZD
$169 USD
View
Price last confirmed 39 days ago
Retailer 5
-
$363 NZD
HK$1,600 HKD
View
Price last confirmed 57 days ago
B+
Retailer 6
-
$412 NZD
$232 USD
View
A
Retailer 7
-
$520 NZD
£231 GBP
View
A
Retailer 8
-
$537 NZD
€288 EUR
View
A
Retailer 9
-
$579 NZD
£257 GBP
View
B+
Retailer 10
-
$740 NZD
$417 USD
View
B+
Retailer 11
-
$768 NZD
$433 USD
View
B+
Retailer 12
-
$915 NZD
£406 GBP
View
Retailer 13
-
$935 NZD
$527 USD
View
Price last confirmed 45 days ago
B+
Retailer 14
-
$994 NZD
$560 USD
View
B
Retailer 15
-
$1,078 NZD
$608 USD
View
B
Retailer 16
-
$1,426 NZD
£633 GBP
View
Most Expensive
B
Reve Diamonds
4FB6DB383 · Oct 30
$1,769 NZD
$997 USD
View
16 more retailers have this diamond
Prices start from $273 NZDSave up to $1,496 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
1.00ct Emerald
$273 NZD