I'm excited to compare two fantastic dive watches with GMT functionality – the Bulova Oceanographer 666 Devil Diver GMT and the Seiko SPB381. Both offer excellent features, but let's dive in to see which one might suit you best! Key Specs: Bulova vs. Seiko Feature Bulova Oceanographer 666 Devil Diver GMT Seiko SPB381 Notes Movement Miyota 9075 (True/Flyer GMT) Seiko 6R34 (Office/Caller GMT) The type of GMT movement makes a significant difference for travelers. Water Resistance 200 meters 200 meters Both are excellent dive watches suitable for recreational diving. Case Size 41mm 42mm A slight difference, but consider how they wear on your wrist. Lug-to-Lug 46mm 47-48mm Lug-to-lug is vital for wearing comfort on different wrist sizes. Thickness ~13.5mm ~12mm The Bulova is slightly thicker, which could impact its feel on the wrist. Price ~$1,295 (strap); ~$1,350 (bracelet) ~$1,500 Bulova offers slightly more affordable options, especially on a strap. Crystal Sapphire (domed on so