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IWC Schaffhausen Iw328901 Ingenieur AutomaticvsRolex GMT-Master II

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Iw328901 Ingenieur Automatic
IWC SchaffhausenIw328901 Ingenieur Automatic
MSRP $55,600
GMT-Master II
RolexGMT-Master II
MSRP $20,050
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

IWC Schaffhausen Iw328901 Ingenieur Automatic

The IWC Schaffhausen Iw328901 Ingenieur Automatic is widely praised for its faithful reissue of Gérald Genta's original design, featuring refined proportions, enhanced ergonomics, and excellent case and bracelet finishing with alternating brushed and polished surfaces. Owners and reviewers highlight the comfortable 40mm case size and a shortened lug-to-lug distance of 45.7mm, contributing to a wearable fit. Specific praise is given to the shimmering "grid" dial pattern and the date alignment. Some owners find the watch overpriced, citing the basic caliber and lack of micro-adjustment on the clasp, while others criticize the crown guards and bezel screw arrangement. One owner notes its accuracy rivals METAS-certified watches, and the 120-hour power reserve is also a noted feature. Overall, owners and reviewers rate the IWC Schaffhausen Iw328901 Ingenieur Automatic highly for its successful revival of a classic design with modern refinements and excellent finishing.

Rolex GMT-Master II

Owners widely praise the Rolex GMT-Master II for its high-quality finishing on the Oystersteel case and bracelet, exceptional dial legibility with bright Chromalight lume, and the versatility offered by various color schemes and models like the "Sprite," "Root Beer," "Pepsi," "Batman," and "Batgirl." Some owners consider specific references, such as the all-black 116710LN, to be the best stainless steel GMT ever made or a great value. The watch is noted for its GMT function and thinner case profile, with accuracy reported around -2/+2 seconds per day by one owner. However, some find the ceramic bezel lacks satisfying clicks, and one owner dislikes the green GMT hand and text against the black dial, along with the bezel text font and polished center links. Acquiring a GMT-Master II from an authorized dealer is challenging, with significant wait times.

At a glance

15 of 29 specs differ
Diameter
Iw328901 Ingenieur Automatic40mm
GMT-Master II40mm
Power Reserve
Iw328901 Ingenieur Automatic120h
GMT-Master II70h
Water Resistance
Iw328901 Ingenieur Automatic100m
GMT-Master II100m
MSRP
Iw328901 Ingenieur Automatic$55,600
GMT-Master II$20,050

Full specifications

Case

6 specs
Category
Integrated
GMT
Thickness
10.7mm
Lug-to-Lug
46mm
Material
18 Ct 5N Gold
Rolesor
Finish
Steel
18 kt Everose gold
Caseback
Monobloc middle case, screw-down case back and winding crown

Crystal & Dial

4 specs
Crystal
Sapphire
Crystal Shape
Flat
Indices
Index
Lume
None
Chromalight

Movement

4 specs
Caliber
32111
3285
Power Reserve
120h
70h
Jewels
21
34
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$55,600
$20,050
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