Christopher Ward C65 TridentvsSeiko Prospex SPB143

Both are excellent watches with different strengths. The Christopher Ward C65 Trident offers a more compact size and costs more new. The Seiko Prospex SPB143 excels in water resistance. The best choice depends on your wrist size, budget, and preferred aesthetic.

The Christopher Ward C65 Trident retails for $700–$900, while the Seiko Prospex SPB143 is priced at $700–$900. Pre-owned, expect $550–$750 and $550–$750 respectively. Actual secondary market prices vary based on condition and demand.

The Christopher Ward C65 Trident has a 40mm case diameter with 11.3mm thickness, while the Seiko Prospex SPB143 measures 40.5mm × 13.2mm. Both have lug-to-lug measurements of 47mm and 48mm respectively. Consider your wrist size and wear style when deciding.

The Christopher Ward C65 Trident is water-resistant to 150m, while the Seiko Prospex SPB143 offers 200m. Both are suitable for swimming and snorkeling at their respective depths. For professional diving, verify the rating exceeds 300m and includes a screw-down crown.

The Christopher Ward C65 Trident uses a automatic SH21 with 60 hours power reserve. The Seiko Prospex SPB143 features a automatic 6R35 with 70 hours power reserve. Both offer traditional mechanical craftsmanship.

Christopher Ward and Seiko both command strong secondary markets. Pre-owned pricing shows an estimated resale value of $550–$750 for the C65 Trident and $550–$750 for the Prospex SPB143. Condition, service history, and box/papers significantly impact resale value for both models.