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Emerald|Lab Grown|IGI

0.77ct H SI1 Emerald Lab Grown Diamond

ID • H/SI1 • IGI LG436045833

Shape and cutting style on the report: Emerald cut

Certificate IGI LG436045833

Diamond specifications and retailer prices

From £387 GBP
$516 USD
As of October 29, 2026
Save £1,622 GBP (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,009 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.77ct lab-grown emerald diamond

This 0.77ct lab-grown emerald sits in the just-under-one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436045833 or 436045833. Listed at 12 retailers as of October 26, 2026, with prices from £387 to £2,009, a £1,622 spread on the same certified stone. MOH London lists it at £2,009. 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

0.77
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.3°
Pavilion angle43.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045833
Dimensions6.37 × 4.34 × 2.87 mm
L/W Ratio1.47
Culet sizeLong
Cert comments
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Top View
6.37 mm4.34 mm0.77 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436045833
Side View
Table 62.0%Crown 28.3°Girdle: MediumPavilion 43.4°Culet: LNGDepth 66.1%

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 29
Current: £2,009 GBP|Low: £372 GBP|High: £2,031 GBP|Avg: £871 GBP|+0.1%
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
Retailer 15
October 29, 2026
Retailer 9£387 GBP
Retailer 10£413 GBP
Retailer 4£418 GBP
Retailer 3£434 GBP
Retailer 15£434 GBP
Retailer 11£481 GBP
Retailer 14£481 GBP
Retailer 6£582 GBP
Retailer 12£746 GBP
Retailer 2£808 GBP
Retailer 8£1,241 GBP
Retailer 13£1,265 GBP
Retailer 5£1,529 GBP
Retailer 7£1,931 GBP
MOH London£2,009 GBP

23 data points across 15 retailers

12 retailers£387 GBP to £2,009 GBP

A
Cheapest Retailer
-
£387 GBP
$516 USD
A
Retailer 2
-
£413 GBP
$550 USD
View
A
Retailer 3
-
£434 GBP
$578 USD
View
Final sale: no returns
A
Retailer 4
-
£434 GBP
$578 USD
View
B+
Retailer 5
-
£481 GBP
$640 USD
View
Retailer 6
-
£481 GBP
$640 USD
View
Price last confirmed 13 days ago
B
Retailer 7
-
£746 GBP
$993 USD
View
B
Retailer 8
-
£808 GBP
€1,025 EUR
View
B
Retailer 9
-
£1,241 GBP
$1,652 USD
View
B
Retailer 10
-
£1,265 GBP
$1,684 USD
View
B
Retailer 11
-
£1,529 GBP
$2,036 USD
View
Most Expensive
B
MOH London
LG436045833 · Oct 26
£2,009 GBP
View
11 more retailers have this diamond
Prices start from £387 GBPSave up to £1,622 GBP

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
0.77ct Emerald
£387 GBP