It's impossible to give a full list of colour sizes for every available lantern in a limited resource like this. However, here are a few of the more commonly-encountered sizes (all in millimetres), its also worth checking the Lantern Data Table for more information on a range of lanterns, including gel size and pieces per sheet :

Contents 1 Strand 1.1 Prelude, Quartet 1.2 Cantata, Harmony 1.3 Alto 1.4 Coda 500 1.5 Coda 1000, Nocturne 1.6 Strand Iris 1.7 SL 19°, 26°, 36°, 50° and Zooms 1.8 SL 10° 1.9 SL 5° 1.10 Patt 23 1.11 Patt 123, Patt 23N, T-Spot 1.12 Patt 223, Patt 743 1.13 Patt 243 2 CCT 2.1 Minuette F, PC, profile 2.2 Minuette flood 2.3 Starlette 1k fresnel 2.4 Sil 30, Sil 40, Freedom 2.5 Sil 15, Sil 25 2.6 Sil 10 3 ETC 3.1 Source 4 profile 19°, 26°, 36°, 50° 3.2 Source 4 profile 10° 3.3 Source 4 profile 5° 3.4 Source 4 Par, Parnel and Zoom 3.5 Source 4 Junior, Junior Zoom 4 PAR Cans 4.1 PAR16 4.2 PAR36 4.3 PAR56 4.4 PAR64 5 Selecon 5.1 Selecon Pacific 5.2 Rama 5.3 Hui/Lui 5.4 Selecon Acclaim 6 ADB 6.1 ADB Warp 6.2 ADB Eurospot F51, C51, DS51, DS54, DW54 6.3 ADB Europe C101, F101 6.4 ADB Europe C201, F201 6.5 ADB Europe DW105, DS105 6.6 ADB Europe DN105, DS205, DN205, DVW205

Strand

Prelude, Quartet

150 x 150

Cantata, Harmony

185 x 185

Alto

245 x 245

Coda 500

240 x 214

Coda 1000, Nocturne

285 x 240

Strand Iris

395 x 305

SL 19°, 26°, 36°, 50° and Zooms

160 x 160

SL 10°

305 x 305

SL 5°

405 x 405

Patt 23

100 x 100

Patt 123, Patt 23N, T-Spot

165 x 165

Patt 223, Patt 743

215 x 215

Patt 243

298 x 298

CCT

Minuette F, PC, profile

125 x 125

Minuette flood

220 x 230

Starlette 1k fresnel

185 x 185

Sil 30, Sil 40, Freedom

185 x 185

Sil 15, Sil 25

245 x 245

Sil 10

205 x 205

ETC

Source 4 profile 19°, 26°, 36°, 50°

160 x 160

Source 4 profile 10°

305 x 305

Source 4 profile 5°

356 x 356

Source 4 Par, Parnel and Zoom

190 x 190

Source 4 Junior, Junior Zoom

159 x 159

PAR Cans

PAR16

PAR36

PAR56

225 x 225

PAR64

250 x 250

Selecon

Selecon Pacific

Rama

Hui/Lui

Selecon Acclaim

Profile and fresnel: 125 x 125

ADB

ADB Warp

185 x 185

ADB Eurospot F51, C51, DS51, DS54, DW54

125 x 125

ADB Europe C101, F101

185 x 185

ADB Europe C201, F201

245 x 245

ADB Europe DW105, DS105

185 x 185

ADB Europe DN105, DS205, DN205, DVW205

245 x 245