IWC Portofino Automatic 37 vs IWC Portofino Automatic Moon Phase
| Specification | IWC Portofino Automatic 37 | IWC Portofino Automatic Moon Phase |
|---|---|---|
| Brand | IWC | IWC |
| Collection | Portofino | Portofino |
| Reference | IW458104 | IW459401 |
| Category | Dress | Moonphase |
| Movement Type | Automatic | Automatic |
| Caliber | 35111 | 35800 |
| Power Reserve | 120h | 120h |
| Frequency | 28,800 vph | 28,800 vph |
| Case Diameter | 37.0mm | 40.0mm |
| Case Thickness | 9.4mm | 11.0mm |
| Case Material | Stainless Steel | Stainless Steel |
| Crystal | Sapphire | Sapphire |
| Water Resistance | 30m / 98ft | 50m / 164ft |
| Weight | 53g | 75g |
| MSRP | $7,400 | $7,200 |
| Market Price | $5,500 | $5,500 |
In-Depth Comparison
The IWC Portofino Automatic 37 and the IWC Portofino Automatic Moon Phase represent two compelling options in the luxury watch market. Both timepieces have earned devoted followings among collectors and enthusiasts, but they approach horology from distinctly different perspectives. Let's break down how these two watches compare across the key dimensions that matter most to buyers.
Heritage And Brand Prestige
IWC and IWC is a brand that needs no introduction. Comparing two models from the same manufacturer comes down to purpose, design philosophy, and intended use case. Both watches hail from Switzerland, benefiting from the region's deep horological tradition. This particular Portofino reference was introduced in 2018, while this Portofino reference debuted in 2018.
Movement And Mechanics
At the heart of the IWC Portofino Automatic 37 beats the 35111 caliber offering a 120-hour power reserve running at 28,800 vph with 25 jewels. The IWC Portofino Automatic Moon Phase is powered by the 35800 with a 120-hour power reserve operating at 28,800 vph featuring 27 jewels. Both watches offer identical power reserves, making them equally practical for daily rotation.
Dimensions And Wearability
The IWC Portofino Automatic 37 features a 37.0mm case at 9.4mm thick with a 44.0mm lug-to-lug measurement, crafted in Stainless Steel. The IWC Portofino Automatic Moon Phase comes in at 40.0mm and 11.0mm thick with 47.5mm lug-to-lug, constructed from Stainless Steel. The IWC Portofino Automatic 37 wears more compactly on the wrist, making it potentially more suitable for smaller wrists or those who prefer understated proportions. At 53g, the IWC Portofino Automatic 37 is the lighter of the two.
Materials And Construction
The IWC Portofino Automatic 37 uses a Sapphire crystal paired with a Fixed, polished with 66 diamonds bezel, while the IWC Portofino Automatic Moon Phase features Sapphire crystal with a Fixed, polished bezel. On the wrist, the IWC Portofino Automatic 37 comes on a Blue alligator leather strap with Pin buckle, while the IWC Portofino Automatic Moon Phase is fitted with Blue alligator leather strap featuring Folding clasp.
Water Resistance And Capability
The IWC Portofino Automatic 37 is rated to 30m / 98ft and the IWC Portofino Automatic Moon Phase to 50m / 164ft. For water sports and diving, the IWC Portofino Automatic Moon Phase provides superior depth capability.
Pricing And Value
At retail, the IWC Portofino Automatic 37 lists for $7,400 compared to $7,200 for the IWC Portofino Automatic Moon Phase. On the secondary market, the IWC Portofino Automatic 37 trades around $5,500 while the IWC Portofino Automatic Moon Phase commands approximately $5,500.
The Verdict
Choosing between the IWC Portofino Automatic 37 and the IWC Portofino Automatic Moon Phase ultimately comes down to personal priorities. For dress occasions and smaller wrists, the IWC Portofino Automatic 37 is more versatile. Both watches are exceptional timepieces that will serve their owner well for generations. We recommend trying both on the wrist at an authorized dealer before making your final decision, as comfort and emotional connection are ultimately just as important as specifications.