CaratHunter
Plans
Emerald|Lab Grown|IGI

1.23ct D VVS1 Emerald Lab Grown Diamond

ID • D/VVS1 • IGI LG842663343

Shape and cutting style on the report: Emerald cut

Certificate IGI LG842663343

Diamond specifications and retailer prices

From £122 GBP
$164 USD
As of October 29, 2026
Save £1,303 GBP (91%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,425 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.23ct lab-grown emerald diamond

This 1.23ct lab-grown emerald sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG842663343 or 842663343. Listed at 19 retailers as of October 29, 2026, with prices from £122 to £1,425, a £1,303 spread on the same certified stone. Brilliant Earth lists it at £1,425. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.3°
Pavilion angle42.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842663343
Dimensions7.77 × 5.02 × 3.24 mm
L/W Ratio1.55
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.77 mm5.02 mm1.23 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG842663343
Side View
Table 66.0%Crown 34.3°Girdle: MED-STKPavilion 42.5°Culet: LargeDepth 64.5%

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: £514 GBP|Low: £122 GBP|High: £968 GBP|Avg: £404 GBP|-8.3%
Retailer 1
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
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 18£122 GBP
Retailer 14£137 GBP
Retailer 9£144 GBP
Retailer 3£152 GBP
Retailer 10£156 GBP
Retailer 16£205 GBP
Retailer 2£256 GBP
Retailer 8£264 GBP
Retailer 17£270 GBP
Retailer 13£394 GBP
Retailer 11£435 GBP
Retailer 7£493 GBP
Retailer 12£495 GBP
Retailer 1£514 GBP
Retailer 15£528 GBP
Retailer 5£716 GBP
Retailer 6£750 GBP
Retailer 4£933 GBP

14 data points across 18 retailers

19 retailers£122 GBP to £1,425 GBP

A
Cheapest Retailer
-
£122 GBP
$164 USD
A
Retailer 2
-
£137 GBP
$184 USD
View
Final sale: no returns
A
Retailer 3
-
£144 GBP
$193 USD
View
A
Retailer 4
-
£152 GBP
$204 USD
View
A
Retailer 5
-
£156 GBP
$209 USD
View
B+
Retailer 6
-
£205 GBP
$275 USD
View
A
Retailer 7
-
£256 GBP
€327 EUR
View
A
Retailer 8
-
£264 GBP
ZAR 5,722 ZAR
View
A
Retailer 9
-
£270 GBP
View
A
Retailer 10
-
£394 GBP
$528 USD
View
B+
Retailer 11
-
£435 GBP
$583 USD
View
B+
Retailer 12
-
£493 GBP
$660 USD
View
B+
Retailer 13
-
£495 GBP
$663 USD
View
B+
Retailer 14
-
£514 GBP
$689 USD
View
B+
Retailer 15
-
£528 GBP
$707 USD
View
B
Retailer 16
-
£716 GBP
View
B
Retailer 17
-
£750 GBP
$1,005 USD
View
B
Retailer 18
-
£933 GBP
SGD 1,689 SGD
View
Most Expensive
B
Brilliant Earth
22281056A · Oct 29
£1,425 GBP
$1,910 USD
View
18 more retailers have this diamond
Prices start from £122 GBPSave up to £1,303 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
1.23ct Emerald
£122 GBP