Hamilton Khaki Field Automatic vs Tissot Gentleman Powermatic 80 Silicium

Hamilton's design language vs Tissot's approach

The Hamilton Khaki Field Automatic features a Stainless Steel case at 38mm with Sapphire Crystal protection. The Tissot Gentleman Powermatic 80 Silicium offers Stainless Steel construction at 40mm with Sapphire Crystal. Both represent their brand's distinct design philosophy and heritage.

Automatic H-10 vs Powermatic 80.811 (Silicon Hairspring)

The Khaki Field Automatic runs the Automatic H-10 (Automatic (ETA C07.611 base), 80 Hours power reserve) at 21,600 vph (3 Hz) frequency. The Gentleman Powermatic 80 Silicium uses the Powermatic 80.811 (Silicon Hairspring) (ETA-Based Automatic with Silicon Hairspring, 80 Hours reserve) at 21,600 vph (3 Hz). Power reserves are closely matched.

38mm vs 40mm — different wrist presence

At 38mm, the Khaki Field Automatic wears more compactly on smaller wrists compared to the Gentleman Powermatic 80 Silicium at 40mm. Water resistance differs: 100m (10 ATM) vs 100m (10 ATM).

Same tier — different value propositions

The Hamilton Khaki Field Automatic sits at $500–$1,000 and the Tissot Gentleman Powermatic 80 Silicium at $500–$1,000. On the specs that outlast any price: the Khaki Field Automatic uses Sapphire Crystal with 80 Hours, against Sapphire Crystal and 80 Hours on the Gentleman Powermatic 80 Silicium. Service intervals are typically 5-7 years for both.

100m (10 ATM) vs 100m (10 ATM)

The Khaki Field Automatic is rated to 100m (10 ATM) while the Gentleman Powermatic 80 Silicium handles 100m (10 ATM). Both offer identical water resistance ratings.