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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 $154 USD
As of October 28, 2026
Save $843 USD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $997 USD at Reve Diamonds · As of October 28, 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 28, 2026, with prices from $154 to $997, a $843 spread on the same certified stone. Reve Diamonds lists it at $997. 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
Color
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 28
Current: $293 USD|Low: $109 USD|High: $997 USD|Avg: $415 USD|+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 29, 2026
Retailer 2$138 USD
Retailer 9$154 USD
Retailer 3$169 USD
Retailer 11$172 USD
Retailer 4$232 USD
Retailer 1$293 USD
Retailer 6$302 USD
Retailer 7$326 USD
Retailer 13$417 USD
Retailer 10$433 USD
Retailer 5$608 USD
Retailer 12$700 USD
Retailer 8$804 USD
Reve Diamonds$997 USD

40 data points across 14 retailers

17 retailers$154 USD to $997 USD

A
Retailer 1
-
$138 USD
Price last confirmed 36 days ago
A
Retailer 2
-
$154 USD
View
Final sale: no returns
A
Retailer 3
-
$161 USD
View
Price last confirmed 35 days ago
A
Retailer 4
-
$169 USD
View
Price last confirmed 37 days ago
A
Retailer 5
-
$205 USD
HK$1,600 HKD
View
Price last confirmed 55 days ago
B+
Retailer 6
-
$232 USD
View
A
Retailer 7
-
$293 USD
£231 GBP
View
A
Retailer 8
-
$302 USD
€288 EUR
View
A
Retailer 9
-
$326 USD
£257 GBP
View
B+
Retailer 10
-
$417 USD
View
B+
Retailer 11
-
$433 USD
View
B+
Retailer 12
-
$516 USD
£406 GBP
View
B+
Retailer 13
-
$527 USD
View
Price last confirmed 43 days ago
B
Retailer 14
-
$608 USD
View
B
Retailer 15
-
$700 USD
View
B
Retailer 16
-
$804 USD
£633 GBP
View
Most Expensive
B
Reve Diamonds
4FB6DB383 · Oct 28
$997 USD
View
16 more retailers have this diamond
Prices start from $154 USDSave up to $843 USD

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
$154 USD