CaratHunter
Plans
Emerald|Lab Grown|IGI

1.00ct I SI1 Emerald Lab Grown Diamond

ID • I/SI1 • IGI LG436045897

Shape and cutting style on the report: Emerald cut

Certificate IGI LG436045897

Diamond specifications and retailer prices

From $826 AUD
$580 USD
As of October 30, 2026
Save $4,772 AUD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,597 AUD 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436045897 or 436045897. Listed at 11 retailers as of October 29, 2026, with prices from $826 to $5,597, a $4,772 spread on the same certified stone. MOH London lists it at $5,597. 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
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle18.8°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045897
Dimensions6.60 × 5.06 × 3.07 mm
L/W Ratio1.30
Culet sizeLong
Cert comments
undefined
Top View
6.60 mm5.06 mm1.00 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436045897
Side View
Table 68.0%Crown 18.8°Girdle: MED-STKPavilion 36.1°Culet: LNGDepth 60.7%

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: $5,597 AUD|Low: $826 AUD|High: $5,634 AUD|Avg: $2,421 AUD|-0.5%
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 30, 2026
Retailer 2$826 AUD
Retailer 8$1,415 AUD
Retailer 13$1,539 AUD
Retailer 14$1,584 AUD
Retailer 9$1,641 AUD
Retailer 12$1,641 AUD
Retailer 6$1,877 AUD
Retailer 3$1,893 AUD
Retailer 4$2,363 AUD
Retailer 10$2,622 AUD
Retailer 11$3,076 AUD
Retailer 7$3,538 AUD
Retailer 5$4,701 AUD
MOH London$5,597 AUD

18 data points across 14 retailers

11 retailers$826 AUD to $5,597 AUD

A
Cheapest Retailer
-
$826 AUD
$580 USD
B+
Retailer 2
-
$1,415 AUD
$994 USD
View
B+
Retailer 3
-
$1,539 AUD
$1,081 USD
View
B+
Retailer 4
-
$1,584 AUD
$1,113 USD
View
Final sale: no returns
Retailer 5
-
$1,641 AUD
$1,153 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$1,641 AUD
$1,153 USD
View
B+
Retailer 7
-
$1,893 AUD
$1,330 USD
View
B
Retailer 8
-
$2,622 AUD
$1,842 USD
View
B
Retailer 9
-
$3,076 AUD
$2,161 USD
View
B
Retailer 10
-
$3,538 AUD
$2,485 USD
View
Most Expensive
B
MOH London
LG436045897 · Oct 29
$5,597 AUD
£3,096 GBP
View
10 more retailers have this diamond
Prices start from $826 AUDSave up to $4,772 AUD

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
$826 AUD