Bulova Surveyor Automatic vs Hamilton Khaki Field Mechanical 38mm

Bulova's design language vs Hamilton's approach

The Bulova Surveyor Automatic features a Stainless Steel case at 39mm with Sapphire Crystal protection. The Hamilton Khaki Field Mechanical 38mm offers Stainless Steel construction at 38mm with Sapphire Crystal. Both represent their brand's distinct design philosophy and heritage.

Automatic Miyota 8215 vs Hand-Wound H-50 (ETA 2801-2 base)

The Surveyor Automatic runs the Automatic Miyota 8215 (Miyota Automatic, 42 Hours power reserve) at 21,600 vph (3 Hz) frequency. The Khaki Field Mechanical 38mm uses the Hand-Wound H-50 (ETA 2801-2 base) (Hamilton/ETA Hand-Wound, 80 Hours reserve) at 21,600 vph (3 Hz). The Khaki Field Mechanical 38mm offers a longer power reserve.

39mm vs 38mm — different wrist presence

At 39mm, the Surveyor Automatic has a bolder wrist presence compared to the Khaki Field Mechanical 38mm at 38mm. Water resistance differs: 30m (3 ATM) vs 50m (5 ATM).

Bulova sits in the lower tier

The Bulova Surveyor Automatic sits at $250–$500 and the Hamilton Khaki Field Mechanical 38mm at $500–$1,000. On the specs that outlast any price: the Surveyor Automatic uses Sapphire Crystal with 42 Hours, against Sapphire Crystal and 80 Hours on the Khaki Field Mechanical 38mm. Service intervals are typically 5-7 years for both.

30m (3 ATM) vs 50m (5 ATM)

The Surveyor Automatic is rated to 30m (3 ATM) while the Khaki Field Mechanical 38mm handles 50m (5 ATM). The Khaki Field Mechanical 38mm offers superior water resistance.