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Emerald|Lab Grown|IGI

1.70ct E VVS1 Emerald Lab Grown Diamond

ID • E/VVS1 • IGI LG621457147

Shape and cutting style on the report: Emerald cut

Certificate IGI LG621457147

Diamond specifications and retailer prices

From £376 GBP
$501 USD
As of October 28, 2026
Save £1,184 GBP (76%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,560 GBP at Brilliance · As of October 27, 2026
View at Brilliance

About this 1.7ct lab-grown emerald diamond

This 1.7ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG621457147 or 621457147. Listed at 23 retailers as of October 27, 2026, with prices from £376 to £1,560, a £1,184 spread on the same certified stone. Brilliance lists it at £1,560. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621457147
Dimensions7.80 × 5.76 × 3.81 mm
L/W Ratio1.35
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
7.80 mm5.76 mm1.70 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621457147
Side View
Table 64.0%Crown 38.2°Girdle: MED-STKPavilion 40.3°Culet: LNGDepth 66.1%

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 28
Current: £1,534 GBP|Low: £376 GBP|High: £1,678 GBP|Avg: £856 GBP|-8.5%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 5£376 GBP
Retailer 12£417 GBP
Retailer 10£586 GBP
Retailer 13£586 GBP
Retailer 4£601 GBP
Retailer 7£667 GBP
Retailer 2£688 GBP
Retailer 9£716 GBP
Retailer 6£971 GBP
Retailer 11£1,120 GBP
Retailer 3£1,323 GBP
Brilliance£1,534 GBP
Retailer 8£1,539 GBP

44 data points across 13 retailers

23 retailers£376 GBP to £1,560 GBP

Retailer 1
-
£336 GBP
$448 USD
Price last confirmed 30 days ago
A
Retailer 2
-
£376 GBP
$501 USD
View
Final sale: no returns
Retailer 3
-
£376 GBP
$501 USD
View
Price last confirmed 35 days ago
Retailer 4
-
£412 GBP
$548 USD
View
Price last confirmed 30 days ago
Retailer 5
-
£417 GBP
$555 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
£461 GBP
HK$4,800 HKD
View
B+
Retailer 7
-
£586 GBP
$780 USD
View
B+
Retailer 8
-
£586 GBP
$780 USD
View
B+
Retailer 9
-
£601 GBP
$800 USD
View
B+
Retailer 10
-
£623 GBP
$829 USD
View
B+
Retailer 11
-
£667 GBP
€846 EUR
View
B+
Retailer 12
-
£688 GBP
View
B+
Retailer 13
-
£716 GBP
ZAR 15,412 ZAR
View
B
Retailer 14
-
£971 GBP
A$1,989 AUD
View
B
Retailer 15
-
£1,120 GBP
$1,492 USD
View
B
Retailer 16
-
£1,213 GBP
View
B
Retailer 17
-
£1,323 GBP
SGD 2,381 SGD
View
Retailer 18
-
£1,340 GBP
$1,785 USD
View
Price last confirmed 29 days ago
B
Retailer 19
-
£1,364 GBP
$1,817 USD
View
B
Retailer 20
-
£1,490 GBP
$1,984 USD
View
B
Retailer 21
-
£1,534 GBP
$2,043 USD
View
B
Retailer 22
-
£1,539 GBP
View
Most Expensive
B
Brilliance
D23175115 · Oct 27
£1,560 GBP
$2,078 USD
View
22 more retailers have this diamond
Prices start from £376 GBPSave up to £1,184 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
1.70ct Emerald
£376 GBP