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Emerald|Lab Grown|IGI

0.91ct I SI2 Emerald Lab Grown Diamond

VG • I/SI2 • IGI LG414059532

Shape and cutting style on the report: Emerald cut

Certificate IGI LG414059532

Diamond specifications and retailer prices

From £410 GBP
$550 USD
As of October 30, 2026
Save £2,009 GBP (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,420 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.91ct lab-grown emerald diamond

This 0.91ct lab-grown emerald sits in the just-under-one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG414059532 or 414059532. Listed at 11 retailers as of October 29, 2026, with prices from £410 to £2,420, a £2,009 spread on the same certified stone. MOH London lists it at £2,420. 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

0.91
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle22°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG414059532
Dimensions6.83 × 4.14 × 3.15 mm
L/W Ratio1.65
Culet sizeLong
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.83 mm4.14 mm0.91 ctI / SI2
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG414059532
Side View
Table 58.5%Crown 22°Girdle: STK-THKPavilion 38.8°Culet: LNGDepth 76.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £2,420 GBP|Low: £410 GBP|High: £2,436 GBP|Avg: £930 GBP|-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£410 GBP
Retailer 9£493 GBP
Retailer 14£536 GBP
Retailer 3£551 GBP
Retailer 10£572 GBP
Retailer 13£572 GBP
Retailer 5£603 GBP
Retailer 4£911 GBP
Retailer 11£931 GBP
Retailer 7£991 GBP
Retailer 6£1,279 GBP
Retailer 8£1,460 GBP
Retailer 12£1,607 GBP
MOH London£2,420 GBP

25 data points across 14 retailers

11 retailers£410 GBP to £2,420 GBP

B+
Cheapest Retailer
-
£410 GBP
$550 USD
B+
Retailer 2
-
£493 GBP
$660 USD
View
B+
Retailer 3
-
£536 GBP
$718 USD
View
B+
Retailer 4
-
£551 GBP
$738 USD
View
Final sale: no returns
B
Retailer 5
-
£572 GBP
$766 USD
View
Retailer 6
-
£572 GBP
$766 USD
View
Price last confirmed 14 days ago
B
Retailer 7
-
£931 GBP
$1,248 USD
View
B
Retailer 8
-
£991 GBP
€1,265 EUR
View
C
Retailer 9
-
£1,460 GBP
$1,956 USD
View
C
Retailer 10
-
£1,607 GBP
$2,153 USD
View
Most Expensive
C
MOH London
LG414059532 · Oct 29
£2,420 GBP
View
10 more retailers have this diamond
Prices start from £410 GBPSave up to £2,009 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.

B+
0.91ct Emerald
£410 GBP