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Emerald|Lab Grown|IGI

1.00ct D SI2 Emerald Lab Grown Diamond

ID • D/SI2 • IGI LG529263127

Shape and cutting style on the report: Emerald cut

Certificate IGI LG529263127

Diamond specifications and retailer prices

From £152 GBP
$203 USD
As of October 28, 2026
Save £881 GBP (85%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,034 GBP 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG529263127 or 529263127. Listed at 9 retailers as of October 28, 2026, with prices from £152 to £1,034, a £881 spread on the same certified stone. MOH London lists it at £1,034. 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
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.5°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG529263127
Dimensions6.71 × 4.63 × 3.23 mm
L/W Ratio1.45
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
6.71 mm4.63 mm1.00 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG529263127
Side View
Table 72.0%Crown 29.5°Girdle: MediumPavilion 42.3°Culet: LNGDepth 69.8%

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: £1,034 GBP|Low: £119 GBP|High: £1,063 GBP|Avg: £327 GBP|-2.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 4£119 GBP
Retailer 8£152 GBP
Retailer 2£207 GBP
Retailer 3£234 GBP
Retailer 7£297 GBP
Retailer 6£305 GBP
Retailer 5£315 GBP
MOH London£1,034 GBP

36 data points across 8 retailers

9 retailers£152 GBP to £1,034 GBP

B+
Cheapest Retailer
-
£152 GBP
$203 USD
Retailer 2
-
£202 GBP
HK$2,100 HKD
View
Price last confirmed 55 days ago
A
Retailer 3
-
£207 GBP
View
A
Retailer 4
-
£234 GBP
View
B+
Retailer 5
-
£297 GBP
$396 USD
View
B+
Retailer 6
-
£305 GBP
$406 USD
View
B+
Retailer 7
-
£315 GBP
$420 USD
View
B
Retailer 8
-
£379 GBP
View
Most Expensive
B
MOH London
LG529263127 · Oct 29
£1,034 GBP
View
8 more retailers have this diamond
Prices start from £152 GBPSave up to £881 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
1.00ct Emerald
£152 GBP