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The Encyclopedia of Horology

Wristwatch · Chronograph

Orfina Porsche Design Military Chronograph, reference 7177

Partially verified

This Orfina Porsche Design Military chronograph, reference 7177, is a watch produced in the 1970s. It features a 42 mm stainless steel case with a matte black PVD coating. The watch is powered by a Lemania 5100 automatic chronograph movement. Its black dial includes three sub-dials, a day and date display, and prominent orange chronograph hands. A red circular "3H" marking on the dial indicates the use of tritium-based luminous material on the indicators. The piece is accompanied by a fabric strap and a handmade leather case. According to the auction description, the watch is in new old stock (NOS) condition with minimal signs of aging on the PVD finish. The source reports that the watch remains unopened to preserve its condition. Authenticity and condition statements are attributed to the source.

Orfina Porsche Design Military Chronograph reference 7177 with black PVD case and fabric strap.
Orfina Porsche Design Military Chronograph reference 7177 with black PVD case and fabric strap. — Zamanito. Rights pending — permission not yet requested. Original source

Catalogue identity

Source
zamanito.com
Category
Wristwatch · Chronograph
Maker / attribution
Porsche Design by Orfina
Reference
7177
Catalogue / lot identifier
Source URL identifies the listing
Source-reported date
1970s
Source-reported place
Switzerland
Source-reported serial
39xx

Source-reported attribution and specifications are not independent authentication. A listing does not establish present ownership, current display, availability or permission to reproduce.

Object description

Case and Dial

The watch is housed in a 42 mm stainless steel case finished with a black PVD coating, which provides a matte appearance. The dial is black and features three sub-dials for chronograph tracking, alongside windows for the day and date.

Distinctive orange hands are used for the chronograph seconds and the hour counter.

Evidence for this section
  • “قاب فولادی ۴۲ میلی‌متری با پوشش مشکی PVD”
  • “صفحه مشکی‌رنگ این ساعت شامل سه صفحه فرعی (ساب‌دیال) برای نمایش عملکردهای زمان‌سنجی و نشانگرهای روز شمار و تقویم تاریخ است”
  • “روی صفحه، علامت دایره‌ای قرمز «3H» درج شده که بیانگر استفاده از تریتیوم در بخش‌های شب‌نما است”

Movement and Functionality

The timepiece is powered by the Lemania 5100, a self-winding mechanical movement known for its durability in chronograph applications. The movement supports the chronograph functions and the calendar display.

According to the source, the movement functions as intended, though a periodic service is recommended for regular wear. The watch remains in its original unopened state to preserve its condition.

Evidence for this section
  • “در بخش فنی، ساعت به کالیبر مکانیکی Lemania 5100 مجهز است”
  • “موتور کارکرد مناسبی دارد و برای استفاده روزمره سرویس دوره‌ای پیشنهاد می‌شود”
  • “ساعت جهت حفظ وضعیت دست‌نخورده باز نشده است”

Condition and Provenance

The watch is described as being in new old stock (NOS) condition, dating back to the 1970s. The PVD coating exhibits only minor signs related to long-term storage.

Included with the watch are a fabric strap and a custom handmade leather carrying case. The auction description attributes the information regarding the state and authenticity of the watch to the original seller.

Evidence for this section
  • “وضعیت این قطعه در حد دست‌نخورده و نو قدیمی (NOS) توصیف شده”
  • “پوشش PVD تنها نشانه‌های بسیار جزیی حاصل از نگهداری طی سالیان را داراست”
  • “تمامی اطلاعات، ویژگی‌ها و توصیفات وضعیتی مندرج در این بخش بر پایه ادعاهای اعلام‌شده از سوی فروشنده گردآوری شده است”

Open research questions

  • What is the specific production timeframe for the 'Military' model within the 1970s?
  • Does the serial number 39xx correspond to a particular issuance batch?

Source evidence

Recorded claims and source quotations for Orfina Porsche Design Military Chronograph, reference 7177
FieldSource-reported valueSource quotation
MakerPorsche Design by Orfina“Porsche Design by Orfina”
Reference7177“رفرنس 7177”
Serial number39xx“شماره سریال ساعت 39xx”
Case materialStainless steel with black PVD“قاب فولادی ۴۲ میلی‌متری با پوشش مشکی PVD”
MovementLemania 5100“کالیبر مکانیکی Lemania 5100”
Luminous materialTritium“تریتیوم (3H) با پتینه”

Visible details

  • Red 3H marking on the dial
  • Matte black PVD case coating
  • Day and date display at the 3 o'clock position
  • Distinctive orange chronograph hands

Research qualifications

  • Condition and authenticity are not independently verified
  • The movement has not been inspected as the watch remains unopened

Photograph identity and source facts were screened before import; rights clearance remains pending.

Consulted source

ساعت مچی کرنوگراف Orfina Porsche Design مدل Military رفرنس 7177

Reviewed 2026-11-02 · Record 549f1fdc1e

Terms in this record

Glossary explanations for terms named in this object’s record.

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