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Emerald|Lab Grown|IGI

1.04ct F SI1 Emerald Lab Grown Diamond

VG • F/SI1 • IGI LG691548374

Shape and cutting style on the report: Emerald cut

Certificate IGI LG691548374

Diamond specifications and retailer prices

From £252 GBP
As of November 6, 2026
Save £456 GBP (64%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £708 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.04ct lab-grown emerald diamond

This 1.04ct lab-grown emerald sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG691548374 or 691548374. Listed at 7 retailers as of November 4, 2026, with prices from £252 to £708, a £456 spread on the same certified stone. MOH London lists it at £708. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.04
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691548374
Dimensions7.09 × 4.71 × 3.08 mm
L/W Ratio1.51
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.09 mm4.71 mm1.04 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691548374
Side View
Table 61.0%Crown 35.1°Girdle: MediumPavilion 36.9°Culet: LNGDepth 65.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £708 GBP|Low: £233 GBP|High: £718 GBP|Avg: £355 GBP|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 4£252 GBP
Retailer 6£258 GBP
Retailer 2£266 GBP
Retailer 5£319 GBP
Retailer 3£327 GBP
MOH London£708 GBP

41 data points across 6 retailers

7 retailers£252 GBP to £708 GBP

A
Cheapest Retailer
-
£252 GBP
B+
Retailer 2
-
£266 GBP
View
B+
Retailer 3
-
£319 GBP
View
Retailer 4
-
£327 GBP
View
Price last confirmed 9 days ago
Retailer 5
-
£328 GBP
View
Price last confirmed 68 days ago
Retailer 6
-
£334 GBP
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
LG691548374 · Nov 4
£708 GBP
View
6 more retailers have this diamond
Prices start from £252 GBPSave up to £456 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
1.04ct Emerald
£252 GBP