Rare fully working citizen mission antarctica watch. Watch only, no box or papers. Bracelet will fit up to 6.75 inch wrist. Cotter pins holding the bracelet links will need replacement due to age. No spare links. All functions working. Keeping good time. "True" Gmt with independent local hour hand that can be advanced in the second crown position. Other direction is quick set date. Gmt is set in the third position when you set the time. Bezel rotates smoothly. Crown screws down smoothly. Lume pip has patina but still lights up. Service history unknown. Age of gaskets unknown so water should be avoided.