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Emerald|Lab Grown|IGI

1.79ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG621422450

Shape and cutting style on the report: Emerald cut

Certificate IGI LG621422450

Diamond specifications and retailer prices

From £213 GBP
$285 USD
As of October 30, 2026
Save £880 GBP (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,093 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.79ct lab-grown emerald diamond

This 1.79ct lab-grown emerald sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG621422450 or 621422450. Listed at 16 retailers as of October 30, 2026, with prices from £213 to £1,093, a £880 spread on the same certified stone. Reve Diamonds lists it at £1,093. 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

1.79
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle42.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621422450
Dimensions8.51 × 5.59 × 3.74 mm
L/W Ratio1.52
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.51 mm5.59 mm1.79 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621422450
Side View
Table 69.0%Crown 33.7°Girdle: MediumPavilion 42.9°Culet: LNGDepth 66.9%

Caratlytics Score

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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: Oct 30
Current: £465 GBP|Low: £204 GBP|High: £1,093 GBP|Avg: £544 GBP|+3.2%
Retailer 1
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
Reve Diamonds
October 31, 2026
Retailer 7£213 GBP
Retailer 4£237 GBP
Retailer 12£246 GBP
Retailer 5£263 GBP
Retailer 9£263 GBP
Retailer 11£381 GBP
Retailer 8£433 GBP
Retailer 3£434 GBP
Retailer 1£465 GBP
Retailer 6£522 GBP
Retailer 14£675 GBP
Retailer 10£847 GBP
Retailer 2£1,015 GBP
Retailer 13£1,062 GBP
Reve Diamonds£1,093 GBP

42 data points across 15 retailers

16 retailers£213 GBP to £1,093 GBP

A
Cheapest Retailer
-
£213 GBP
$285 USD
A
Retailer 2
-
£237 GBP
$318 USD
View
Final sale: no returns
A
Retailer 3
-
£246 GBP
$330 USD
View
Retailer 4
-
£263 GBP
$353 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
£263 GBP
$353 USD
View
A
Retailer 6
-
£381 GBP
$510 USD
View
A
Retailer 7
-
£433 GBP
€552 EUR
View
B+
Retailer 8
-
£434 GBP
$582 USD
View
A
Retailer 9
-
£465 GBP
View
B+
Retailer 10
-
£522 GBP
$700 USD
View
B+
Retailer 11
-
£675 GBP
$904 USD
View
B
Retailer 12
-
£847 GBP
$1,135 USD
View
B
Retailer 13
-
£884 GBP
$1,184 USD
View
B
Retailer 14
-
£1,015 GBP
$1,360 USD
View
B
Retailer 15
-
£1,062 GBP
View
Most Expensive
B
Reve Diamonds
F29EDD990 · Oct 30
£1,093 GBP
$1,464 USD
View
15 more retailers have this diamond
Prices start from £213 GBPSave up to £880 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
1.79ct Emerald
£213 GBP