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Emerald|Lab Grown|IGI

1.72ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG496101611

Shape and cutting style on the report: Emerald cut

Certificate IGI LG496101611

Diamond specifications and retailer prices

From £1,075 GBP
$1,440 USD
As of October 29, 2026
Save £1,499 GBP (58%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,868 GBP at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 1.72ct lab-grown emerald diamond

This 1.72ct 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 LG496101611 or 496101611. Listed at 13 retailers as of October 26, 2026, with a 139% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.72
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle22.9°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG496101611
Dimensions8.04 × 5.71 × 3.80 mm
L/W Ratio1.41
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
8.04 mm5.71 mm1.72 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG496101611
Side View
Table 63.0%Crown 22.9°Girdle: MediumPavilion 39.2°Culet: LNGDepth 66.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: £2,868 GBP|Low: £1,054 GBP|High: £4,428 GBP|Avg: £2,119 GBP
NZ Jewellers
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 10£1,075 GBP
Retailer 9£1,319 GBP
Retailer 4£1,384 GBP
Retailer 14£1,435 GBP
Retailer 3£1,476 GBP
Retailer 11£1,530 GBP
Retailer 13£1,530 GBP
Retailer 5£1,657 GBP
Retailer 2£2,165 GBP
Retailer 12£2,401 GBP
Retailer 8£2,573 GBP
NZ Jewellers£2,868 GBP
Retailer 6£4,180 GBP
Retailer 7£4,393 GBP

44 data points across 14 retailers

13 retailers£1,075 GBP to £2,573 GBP

B
Cheapest Retailer
-
£1,075 GBP
$1,440 USD
B
Retailer 2
-
£1,319 GBP
$1,767 USD
View
B
Retailer 3
-
£1,435 GBP
$1,923 USD
View
B
Retailer 4
-
£1,476 GBP
$1,978 USD
View
Final sale: no returns
B
Retailer 5
-
£1,530 GBP
$2,050 USD
View
Retailer 6
-
£1,530 GBP
$2,050 USD
View
Price last confirmed 17 days ago
B
Retailer 7
-
£1,657 GBP
$2,220 USD
View
B
Retailer 8
-
£2,165 GBP
View
B
Retailer 9
-
£2,401 GBP
$3,217 USD
View
B
Retailer 10
-
£2,573 GBP
$3,448 USD
View
Most Expensive
NZ Jewellers
f404f015-e763-40ab-abbf-51d36d819d32 · Oct 28
£2,868 GBP
$3,843 USD
View
Price under review
10 more retailers have this diamond
Prices start from £1,075 GBPSave up to £1,499 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
1.72ct Emerald
£1,075 GBP