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Emerald|Lab Grown|IGI

1.71ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG683569165

Shape and cutting style on the report: Emerald cut

Certificate IGI LG683569165

Diamond specifications and retailer prices

From £211 GBP
$281 USD
As of October 30, 2026
Save £2,582 GBP (92%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £2,793 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.71ct lab-grown emerald diamond

This 1.71ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG683569165 or 683569165. Listed at 22 retailers as of October 29, 2026, with prices from £211 to £2,793, a £2,582 spread on the same certified stone. Brilliant Earth lists it at £2,793. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683569165
Dimensions8.05 × 5.60 × 3.78 mm
L/W Ratio1.44
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.05 mm5.60 mm1.71 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683569165
Side View
Table 63.0%Crown 35.7°Girdle: MED-STKPavilion 39.6°Culet: LargeDepth 67.5%

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: Oct 30
Current: £2,793 GBP|Low: £203 GBP|High: £2,801 GBP|Avg: £696 GBP|-0.3%
Brilliant Earth
Retailer 2
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Retailer 21
October 30, 2026
Retailer 21£211 GBP
Retailer 14£236 GBP
Retailer 7£245 GBP
Retailer 3£261 GBP
Retailer 12£261 GBP
Retailer 20£353 GBP
Retailer 18£379 GBP
Retailer 13£424 GBP
Retailer 17£450 GBP
Retailer 2£460 GBP
Retailer 11£463 GBP
Retailer 16£609 GBP
Retailer 19£649 GBP
Retailer 4£841 GBP
Retailer 10£879 GBP
Retailer 8£948 GBP
Retailer 6£1,006 GBP
Retailer 9£1,019 GBP
Retailer 15£1,054 GBP
Retailer 5£1,090 GBP
Brilliant Earth£2,793 GBP

36 data points across 21 retailers

22 retailers£211 GBP to £2,793 GBP

A
Cheapest Retailer
-
£211 GBP
$281 USD
A
Retailer 2
-
£236 GBP
$314 USD
View
Final sale: no returns
A
Retailer 3
-
£245 GBP
$326 USD
View
A
Retailer 4
-
£261 GBP
$348 USD
View
A
Retailer 5
-
£261 GBP
$348 USD
View
B+
Retailer 6
-
£353 GBP
$470 USD
View
A
Retailer 7
-
£379 GBP
$505 USD
View
A
Retailer 8
-
£424 GBP
€538 EUR
View
A
Retailer 9
-
£450 GBP
ZAR 9,672 ZAR
View
A
Retailer 10
-
£460 GBP
View
A
Retailer 11
-
£463 GBP
$617 USD
View
A
Retailer 12
-
£609 GBP
A$1,247 AUD
View
A
Retailer 13
-
£649 GBP
$864 USD
View
A
Retailer 14
-
£841 GBP
$1,120 USD
View
B+
Retailer 15
-
£879 GBP
$1,171 USD
View
B+
Retailer 16
-
£948 GBP
$1,263 USD
View
B+
Retailer 17
-
£1,006 GBP
$1,340 USD
View
B+
Retailer 18
-
£1,019 GBP
View
B+
Retailer 19
-
£1,054 GBP
View
B+
Retailer 20
-
£1,090 GBP
$1,452 USD
View
Retailer 21
-
£2,079 GBP
$2,769 USD
View
Price last confirmed 95 days ago
Most Expensive
B
Brilliant Earth
18207088A · Oct 29
£2,793 GBP
$3,720 USD
View
21 more retailers have this diamond
Prices start from £211 GBPSave up to £2,582 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
1.71ct Emerald
£211 GBP