Emerald|Lab Grown|IGI

1.51ct H VVS1 Emerald Lab Grown Diamond

ID • H/VVS1 • IGI LG677541742

Shape and cutting style on the report: Emerald cut

Certificate IGI LG677541742

Diamond specifications and retailer prices

From £194 GBP
$260 USD
As of November 3, 2026
Save £700 GBP (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £958 GBP at Rare Carat · As of August 17, 2026
View at Rare Carat

About this 1.51ct lab-grown emerald diamond

This 1.51ct lab-grown emerald sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG677541742 or 677541742. Listed at 14 retailers as of November 2, 2026, with a 362% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle44°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677541742
Dimensions7.47 × 5.33 × 3.80 mm
L/W Ratio1.40
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.47 mm5.33 mm1.51 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677541742
Side View
Table 64.0%Crown 35.8°Girdle: MediumPavilion 44°Culet: LargeDepth 71.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: £958 GBP|Low: £116 GBP|High: £1,297 GBP|Avg: £571 GBP
Rare Carat
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
Retailer 15
November 2, 2026
Retailer 6£116 GBP
Retailer 3£194 GBP
Retailer 14£215 GBP
Retailer 15£291 GBP
Retailer 11£356 GBP
Retailer 9£372 GBP
Retailer 13£420 GBP
Retailer 7£466 GBP
Retailer 8£503 GBP
Retailer 12£695 GBP
Retailer 4£732 GBP
Retailer 2£863 GBP
Retailer 10£894 GBP
Rare Carat£958 GBP
Retailer 5£1,113 GBP

25 data points across 15 retailers

14 retailers£194 GBP to £894 GBP

Retailer 1
-
£174 GBP
$233 USD
Price last confirmed 42 days ago
A
Retailer 2
-
£194 GBP
$260 USD
View
Final sale: no returns
Retailer 3
-
£201 GBP
$270 USD
View
Price last confirmed 39 days ago
Retailer 4
-
£212 GBP
$285 USD
View
Price last confirmed 39 days ago
B+
Retailer 5
-
£291 GBP
$390 USD
View
A
Retailer 6
-
£356 GBP
€455 EUR
View
A
Retailer 7
-
£372 GBP
ZAR 8,065 ZAR
View
B+
Retailer 8
-
£420 GBP
$563 USD
View
B+
Retailer 9
-
£503 GBP
A$1,039 AUD
View
B
Retailer 10
-
£695 GBP
$933 USD
View
B
Retailer 11
-
£732 GBP
$982 USD
View
B
Retailer 12
-
£863 GBP
View
B
Retailer 13
-
£894 GBP
$1,200 USD
View
Most Expensive
Rare Carat
16R677541742 · Aug 17
£958 GBP
$1,285 USD
View
Price last confirmed 78 days ago
13 more retailers have this diamond
Prices start from £194 GBPSave up to £700 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
1.51ct Emerald
£194 GBP