CaratHunter
Plans
Emerald|Lab Grown|IGI

0.91ct H VS1 Emerald Lab Grown Diamond

EX • H/VS1 • IGI LG578325917

Shape and cutting style on the report: Emerald cut

Certificate IGI LG578325917

Diamond specifications and retailer prices

From £113 GBP
$150 USD
As of October 29, 2026
Save £969 GBP (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,081 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 0.91ct lab-grown emerald diamond

This 0.91ct lab-grown emerald sits in the just-under-one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG578325917 or 578325917. Listed at 13 retailers as of October 29, 2026, with prices from £113 to £1,081, a £969 spread on the same certified stone. Do Amore Diamonds lists it at £1,081. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.91
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578325917
Dimensions6.66 × 4.53 × 3.11 mm
L/W Ratio1.47
Culet sizeLarge
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
6.66 mm4.53 mm0.91 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578325917
Side View
Table 67.0%Crown 33.8°Girdle: MediumPavilion 41.4°Culet: LargeDepth 68.7%

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: Oct 29
Current: £125 GBP|Low: £89 GBP|High: £4,240 GBP|Avg: £945 GBP|+41.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 1£125 GBP
Retailer 8£131 GBP
Retailer 7£140 GBP
Retailer 5£278 GBP
Retailer 9£320 GBP
Retailer 10£377 GBP
Retailer 6£474 GBP
Retailer 4£724 GBP
Retailer 2£778 GBP
Retailer 3£2,528 GBP
Retailer 11£4,240 GBP

16 data points across 11 retailers

13 retailers£113 GBP to £1,081 GBP

A
Cheapest Retailer
-
£113 GBP
$150 USD
A
Retailer 2
-
£125 GBP
$167 USD
View
Final sale: no returns
A
Retailer 3
-
£131 GBP
$174 USD
View
A
Retailer 4
-
£140 GBP
$186 USD
View
A
Retailer 5
-
£140 GBP
$186 USD
View
A
Retailer 6
-
£278 GBP
ZAR 5,989 ZAR
View
A
Retailer 7
-
£320 GBP
$426 USD
View
B+
Retailer 8
-
£474 GBP
$631 USD
View
B+
Retailer 9
-
£495 GBP
$659 USD
View
B
Retailer 10
-
£626 GBP
$833 USD
View
B
Retailer 11
-
£724 GBP
View
B
Retailer 12
-
£778 GBP
$1,036 USD
View
Most Expensive
B
Do Amore Diamonds
27-EE4787586 · Oct 29
£1,081 GBP
$1,440 USD
View
12 more retailers have this diamond
Prices start from £113 GBPSave up to £969 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
0.91ct Emerald
£113 GBP