Here is the Marathon MSAR 36mm dive watch, BNIB.  This is the "Little Brother" to the TSAR.  Comes with three extra pin sets, extra large band, and will ship with tracking and signature confirmation upon delivery.  Here are the specs.....

Movement: ETA High-Torque FØ6
No of Jewels: 
3
Scale Quantity: 
2
Scale Range: 
1-12 (13-24)
Calendar Type: 
Date
Luminous Features: 
Tritium Gas Tubes and MaraGlo™
Crystal Material: 
Sapphire
Crown Type: 
Screw-in
Case Material: 
316L Stainless Steel
Case Finish: 
Brushed
Bezel Type: 
Uni-Directional
Bezel Scale: 
60 Minute
Submersibility: 
30 ATM
Case Diameter: 
36mm
Case Thickness: 
13mm
Lug Width: 
18mm