Draft record. We're still checking this one against its sources, so it may be incomplete. What's missing is listed at the bottom.

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Sherpa · Chronograph

Sherpa Jet Graph MkIa

How to tell: Applied logo, long orange-tipped paddle hands, arrow-shaped register hands and a silver GMT hand with an orange or yellow tip.

Draft

Price guideSource: enicar.org, #7, December 2025

Aqua Graph and Jet Graph

Very good to mint: €6,500 to 8,500
Average to good: €4,000 to 6,500
Poor to fair: €2,500 to 4,000

enicar.org adds 20% for MkI versions.

Figures as published, never re-priced by us.1 Sherpa Jet Graph sale, generation not stated

Produced: c. 1963
Type: Chronograph
Movement: Valjoux 724
Case: Unknown
Diameter: 40 mm
Dial: Black or grey, Blue, White
Hands: Paddle with long orange tips; thin plain chronograph hand; arrow-shaped register hands; silver GMT hand with an orange or yellow tip
Bezel: Outer 24-hour bezel, black on silver from 6 to 18; red ring with a triangle pointer
Features: Outer bezel, Red pointer ring
Factory refs: 072/002
Serials seen: 626.7xx – 627.0xx
Dated: 1963 (est.)
Made (estimate): 400 watches, estimated from serial ranges
References: 072/002, 072-02-02, 072-02-02A

Specs from enicar.org Enicar 101

Sales and listings

Sherpa Jet Graph sales, generation not stated

Date	Price	Where	Watch
2023-01-19	€6,500	Antiquorum	Jet Graph, ref. 072.02.02, signed Birks · Retailer-signed (Birks)

Prices in the currency of the sale. Auction prices are as the house publishes them, which may include its buyer's premium. Asking prices are what a seller wants, not what a watch sells for; each listing was open on the date checked.

Read the full story

Sherpa tool watch matrixenicar.org, Martijn van der VenThe full matrix of Sherpa tool watches from the Enicar book, free to download.
Jet Graph, every generationEnicar 101Generation pages with serial ranges, case details and photos.
Jet Graph MK IaEnicar 101

Sherpa Jet Graph generations compared

Spec	MkIa	MkIb	MkII	MkIII	MkIV
Years	1963	1964	1966	1967 to 1969	1969
Factory refs	072/002	072/002	072-02-02	072-02-02, 072-02-02A	072-02-02A
Dated	1963 (est.)	1964 (est.)	6/66	6/67 to 5/69	8/69
Made (est.)	400	100	—	500+	2,300+

Sources

Sherpa tool watch matrix, 1958+ models (Enicar book p. 262)enicar.org · read 2026-10-25
Sherpa chronograph classification and numbers (Enicar book p. 263, data from enicar101.com)enicar.org · read 2026-10-25
Jet Graph MK IaEnicar 101 · read 2026-10-25
Jet Graph MK IIEnicar 101 · read 2026-10-25
Jet Graph MK IIIEnicar 101 · read 2026-10-25
Jet Graph MK IVEnicar 101 · read 2026-10-25
Watch Value Barometer #7, December 2025enicar.org · read 2026-10-25

Still missing

Visual tells for each generation
Jet Graph MkII production number (not known to the source)
Case material and lug width
Photographs

Know any of these? Send a correction

Credits for this pageResearch: enicar.org (Martijn van der Ven), Enicar 101. Photographs credited per image. Last reviewed 2026-10-25.

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