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The Encyclopedia of Horology

Wristwatch · Quartz wristwatch

IWC Ingenieur Ref. 9701 'Crest of Oman'

Partially verified

This IWC Ingenieur SL Quartz, reference 9701, is a tonneau-shaped wristwatch produced circa 1985. The timepiece is constructed from 18K yellow gold, featuring a polished and brushed three-body case with a screwed-down case back and crown. It is fitted with a sapphire crystal and a matching 18K yellow gold integral link bracelet with a concealed deployant clasp. The watch is accompanied by two additional bracelet links. The black dial exhibits a textured finish and is imprinted with the red crest of Oman. It includes applied luminous yellow gold baton indexes, an outer seconds track, an aperture for the date, and luminous yellow gold baton hands. Power is provided by a quartz movement. The watch measures 40 mm in diameter with a thickness of 9 mm and an approximate overall length of 170 mm.

Front view of the IWC Ingenieur SL Quartz, Ref. 9701, showcasing the black textured dial with the red crest of Oman and the integral gold bracelet.
Front view of the IWC Ingenieur SL Quartz, Ref. 9701, showcasing the black textured dial with the red crest of Oman and the integral gold bracelet. — Antiquorum. Rights pending — permission not yet requested. Original source

Catalogue identity

Source
catalog.antiquorum.swiss
Category
Wristwatch · Quartz wristwatch
Maker / attribution
International Watch Co.
Reference
9701
Catalogue / lot identifier
131
Source-reported date
circa 1985
Source-reported place
Switzerland
Source-reported serial
2280427

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 Bracelet

The watch features a tonneau-shaped case crafted from 18K yellow gold, incorporating both polished and brushed finishes. The construction is of a three-body design, utilizing a sapphire crystal and a screwed-down case back to ensure water resistance. A screwed-down crown is integrated into the side of the case.

The timepiece is attached to an integral 18K yellow gold link bracelet, which terminates in a concealed deployant clasp. The auction listing notes that the watch is provided with two extra links, which contribute to the stated approximate overall length of 170 mm plus the additional links.

Evidence for this section
  • “tonneau-shaped, 18K yellow gold, center seconds, water-resistant”
  • “Three-body, polished and brushed, screwed-down case back and crown, sapphire crystal.”
  • “integral 18K yellow gold IWC link bracelet with concealed deployant clasp.”

Dial and Hands

The dial is rendered in a textured black finish and displays the red crest of Oman, signifying its specific market association. Applied luminous yellow gold baton indexes mark the hours, while an aperture at the three o'clock position displays the date.

The time is indicated by luminous yellow gold baton hands. An outer track facilitates the reading of seconds and minutes. The dial, along with the case and movement, is stated to be signed by the manufacturer.

Evidence for this section
  • “Textured black with imprinted red crest of Oman, applied luminous yellow gold baton indexes, outer minutes/ seconds track, aperture for the date.”
  • “Luminous yellow gold baton hands.”
  • “Dial case and movement signed.”

Condition and Attribution

The auction description provides a grading system, placing the watch in the 'AA' category. The case is described as '3-8 Good' and noted as being 'Slightly scratched.'

The dial is listed as '3-01 Good,' with original hands. The piece is attributed to circa 1985 and is specifically identified as an 'Ingénieur SL Quartz' model. All elements, including the dial, case, and movement, are reported as signed by International Watch Co.

Evidence for this section
  • “Grading System Grade: AA Very good”
  • “Movement: 3* Good Overhaul recommended, at buyer's expense”
  • “Case: 3-8 Good Slightly scratched”
  • “Dial case and movement signed.”

Open research questions

  • What specific quartz movement caliber is utilized within the reference 9701?
  • Are there official production records confirming the number of Ingenieur models produced with the Oman crest?

Source evidence

Recorded claims and source quotations for IWC Ingenieur Ref. 9701 'Crest of Oman'
FieldSource-reported valueSource quotation
MakerInternational Watch Co., Schaffhausen“International Watch Co., Schaffhausen”
Reference9701“Ref. 9701”
Serial Number2280427“case No. 2280427”
Case Material18K yellow gold“18K yellow gold”
DialTextured black with red crest“Textured black with imprinted red crest of Oman”
MovementQuartz“With quartz standardization”
Dimensions40 mm diameter, 9 mm thickness“DIAM. 40 mm. THICKNESS 9 mm.”

Visible details

  • Textured black dial with red crest of Oman
  • Screwed-down crown on the case side
  • Integral link bracelet design
  • Date aperture positioned at the three o'clock mark

Research qualifications

  • Condition report suggests overhaul is recommended at buyer's expense
  • The specific nature of the movement beyond 'quartz standardization' is not detailed

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

Consulted source

IWC INGENIEUR REF. 9701 "CREST OF OMAN WITH CROWN" SL QUARTZ YELLOW GOLD International Watch Co., Schaffhausen, "Ingénieur SL Quartz," case No. 2280427, Ref. 9701. Made circa 1985. Fine and rare, tonneau-shaped, 18K yellow gold, center seconds, water-resistant, quartz wristwatch with date and an integral 18K yellow gold IWC link bracelet with concealed deployant clasp. Accompanied by 2 extra links.

Reviewed 2026-10-26 · Record a2b9485d0e

Terms in this record

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

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