[Home](/) / [Market](/market) # 1200mm Heavy Prototype Siege Cannon market ## Market summary | Fact | Value | | --- | --- | | Selected region | The Forge | | Market | The Forge | | Best sell | 528,500.00 ISK | | Best buy | 443,100.00 ISK | | Source | snapshot | | loaded | 2026-09-14 13:51 UTC | | Snapshot dated | 2026-09-14 13:20 UTC | | Coverage | Public data; incomplete player-structure coverage; not real-time | ## View [Market Data](/market?type=9377®ion=10000002) | [Price History](/market?type=9377®ion=10000002&tab=history) ## Sellers 20 orders. Page 1 of 1. | Quantity | Price ISK | Location (security) | Range | Minimum quantity | Expires UTC | | --- | --- | --- | --- | --- | --- | | 2 | 528,500.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-12-13T07:37:39.000Z | | 1 | 528,600.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-09-15T05:00:44.000Z | | 3 | 528,700.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-12-12T07:52:14.000Z | | 2 | 528,800.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-12-11T22:19:11.000Z | | 2 | 528,800.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-09-27T06:32:16.000Z | | 1 | 528,900.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-12-11T11:57:57.000Z | | 4 | 529,000.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-12-11T09:40:30.000Z | | 10 | 529,500.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-12-11T01:43:03.000Z | | 1 | 529,700.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-10-11T20:05:35.000Z | | 1 | 529,900.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-12-10T09:38:34.000Z | | 3 | 586,000.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-12-06T21:52:03.000Z | | 1 | 586,700.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-12-06T12:38:44.000Z | | 3 | 586,700.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-12-06T12:48:12.000Z | | 617 | 588,000.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-12-05T10:03:05.000Z | | 1 | 588,300.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-12-03T22:23:27.000Z | | 10 | 588,400.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-12-02T07:57:52.000Z | | 1 | 588,500.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-09-16T08:06:00.000Z | | 12 | 600,000.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-11-27T08:42:51.000Z | | 29 | 643,000.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-11-22T16:35:23.000Z | | 1 | 880,000.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | region | 1 | 2026-11-22T00:36:30.000Z | ## Buyers 6 orders. Page 1 of 1. | Quantity | Price ISK | Location (security) | Range | Minimum quantity | Expires UTC | | --- | --- | --- | --- | --- | --- | | 103 | 443,100.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | station | 1 | 2026-11-19T16:49:41.000Z | | 117 | 440,400.00 ISK | Structure 1044752365771 (0.9) | 10 | 1 | 2026-12-01T13:11:27.000Z | | 185 | 440,300.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | station | 1 | 2026-09-29T21:47:58.000Z | | 125 | 440,200.00 ISK | Jita IV - Moon 4 - Caldari Navy Assembly Plant (0.9) | station | 1 | 2026-10-16T23:48:43.000Z | | 1 | 54,720.00 ISK | Structure 1044752365771 (0.9) | region | 1 | 2026-10-18T21:11:32.000Z | | 20 | 54,710.00 ISK | Kisogo VII - AIR Laboratories (0.9) | region | 1 | 2026-10-14T19:08:40.000Z | ## Formats [1200mm Heavy Prototype Siege Cannon reference](/types/9377-1200mm-heavy-prototype-siege-cannon) © 2014 CCP hf. All rights reserved. "EVE", "EVE Online", "CCP", and all related logos and images are trademarks or registered trademarks of CCP hf. SDE build 3503375, released 2026-09-10. Data: CCP SDE and ESI, EVE Ref.