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Emerald|Lab Grown|IGI

1.00ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG564365805

Shape and cutting style on the report: Emerald cut

Certificate IGI LG564365805

Diamond specifications and retailer prices

From $147 USD
As of October 27, 2026
Save $709 USD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $856 USD at MOH London · As of October 29, 2026
View at MOH London

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 LG564365805 or 564365805. Listed at 16 retailers as of October 27, 2026, with prices from $147 to $856, a $709 spread on the same certified stone. MOH London lists it at $856. 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
SymmetryVery Good
FluorescenceNone
Crown angle36.2°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG564365805
Dimensions6.51 × 4.65 × 3.18 mm
L/W Ratio1.40
Culet sizeLong
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
6.51 mm4.65 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG564365805
Side View
Table 65.5%Crown 36.2°Girdle: MediumPavilion 40°Culet: LNGDepth 68.4%

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 27
Current: $856 USD|Low: $116 USD|High: $861 USD|Avg: $374 USD|+0.4%
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
October 29, 2026
Retailer 10$147 USD
Retailer 4$164 USD
Retailer 9$170 USD
Retailer 12$182 USD
Retailer 14$258 USD
Retailer 2$314 USD
Retailer 7$323 USD
Retailer 8$346 USD
Retailer 6$365 USD
Retailer 5$426 USD
Retailer 11$585 USD
Retailer 3$600 USD
Retailer 13$618 USD
MOH London$856 USD

42 data points across 14 retailers

16 retailers$147 USD to $856 USD

A
Cheapest Retailer
-
$147 USD
A
Retailer 2
-
$164 USD
View
Final sale: no returns
A
Retailer 3
-
$170 USD
View
A
Retailer 4
-
$182 USD
View
A
Retailer 5
-
$218 USD
HK$1,700 HKD
View
B+
Retailer 6
-
$258 USD
View
A
Retailer 7
-
$314 USD
£247 GBP
View
A
Retailer 8
-
$323 USD
€308 EUR
View
A
Retailer 9
-
$346 USD
£272 GBP
View
B+
Retailer 10
-
$365 USD
View
B+
Retailer 11
-
$426 USD
View
B+
Retailer 12
-
$523 USD
SGD 707 SGD
View
B
Retailer 13
-
$585 USD
View
B
Retailer 14
-
$600 USD
View
B
Retailer 15
-
$618 USD
View
Most Expensive
B
MOH London
LG564365805 · Oct 29
$856 USD
£674 GBP
View
15 more retailers have this diamond
Prices start from $147 USDSave up to $709 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
$147 USD