


IWC Portugieser Perpetual Calendar Watch 44mm IW503701
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The IWC Portugieser Perpetual Calendar showcases a classic design reimagined with modern haute horlogerie craftsmanship. Encased in 18K rose gold with a 44mm diameter, this timepiece features a refined silver dial displaying the date, day, month, year in four digits, and perpetual moon phase.
Powered by the IWC-manufactured 52616 calibre movement, it delivers precision alongside an impressive 168-hour power reserve. Fitted with an elegant dark brown leather strap by Santoni, the watch offers water resistance up to 50 metres for everyday reliability and comfort.
- Brand: IWC
- Collection: Portugieser
- Model Number: IW503701
- Case Diameter: 44 mm
- Case Material: 18K Rose Gold
- Dial Color: Silver
- Movement: IWC-Manufactured 52616 Calibre
- Strap Material: Leather
- Water Resistance: 50 m
- Shipping Weight: 0.5 kg

FAQ
Are Perpetua watches original designs?
Yes. Every watch sold at Perpetua is an original design created and produced exclusively under our own brand. We do not resell or white-label other brands. Each timepiece reflects our own aesthetic vision — built for men who value authenticity.
What payment methods do you accept?
We accept all major credit and debit cards — Visa, Mastercard, American Express, and Discover — processed securely through Shopify Payments. We also support Shop Pay, Apple Pay, and Google Pay. All transactions are protected by 256-bit SSL encryption and are PCI DSS compliant.
How long does shipping take?
Orders are processed within 1-2 business days. Expedited options are available at checkout. Once shipped, you'll receive a tracking number by email so you can follow your order in real time.
What is your return policy?
We offer a 30-day return window from the delivery date. Items must be unworn and in original condition with all packaging included. To start a return, contact us at support@ownperpetua.com. Once your return is received and inspected, refunds are processed within 5–7 business days to your original payment method.
Do the watches come with a warranty?
Yes. All Perpetua watches come with a 1-year manufacturer's warranty covering defects in materials and workmanship. The warranty does not cover normal wear, accidental damage, or unauthorized modifications. If you experience any issue, reach out to our support team and we'll make it right.