Montblanc Geosphere 0 Oxygen South Pole Exploration Limited Edition 1/1990, Ref. 1858 Full Set Case: 4...
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Description
Montblanc Geosphere 0 Oxygen South Pole Exploration Limited Edition 1/1990, Ref. 1858 Full SetCase: 43 mm, titanium, three body, screw-down case back, push-pull crown, blue compass bidirectional ratcheted rotating bezel, and a 3D laser engraving of a frozen landscape with the Aurora Australis on case back, 7811-OLMN56RD3
Dial: black ice dial, white Arabic numerals, date aperture at 3 o'clock, turning northern and southern hemisphere globes, 24 hour scale and day/night indication, luminous cathedral hands
Movement: automatic, caliber MB 29.25
Band: 7 inch titanium bracelet with deployant clasp
lot comes with box and papers
Condition Report*:
Type: Montblanc Geosphere 0 Oxygen South Pole Exploration Limited Edition 1/1990, Ref. 1858 Full Set
Dial: black ice dial, white Arabic numerals, date aperture at 3 o'clock, turning northern and southern hemisphere globes, 24 hour scale and day/night indication
Hands: luminous cathedral hands
Metal: titanium
Case: #7811-OLMN56RD3
Case Info: three body, screw-down case back, push-pull crown, blue compass bidirectional ratcheted rotating bezel, and a 3D laser engraving of a frozen landscape with the Aurora Australis on case back
Case Width: 43 mm
Case Thickness: 12 mm
Crystal: sapphire
Watch Movement: automatic, caliber MB 29.25
Band: 7 inch titanium bracelet with deployant clasp
Condition: Watch is in great condition and sets and runs as it should. Heritage does not guarantee timekeeping accuracy. We always recommend servicing for daily use and timekeeping accuracy.
*Heritage Auctions strongly encourages in-person inspection of items by the bidder.
Statements by Heritage regarding the condition of objects are for guidance only and should not be relied upon as statements of fact,
and do not constitute a representation, warranty, or assumption of liability by Heritage. All lots offered are sold "AS IS".
Dial: black ice dial, white Arabic numerals, date aperture at 3 o'clock, turning northern and southern hemisphere globes, 24 hour scale and day/night indication
Hands: luminous cathedral hands
Metal: titanium
Case: #7811-OLMN56RD3
Case Info: three body, screw-down case back, push-pull crown, blue compass bidirectional ratcheted rotating bezel, and a 3D laser engraving of a frozen landscape with the Aurora Australis on case back
Case Width: 43 mm
Case Thickness: 12 mm
Crystal: sapphire
Watch Movement: automatic, caliber MB 29.25
Band: 7 inch titanium bracelet with deployant clasp
Condition: Watch is in great condition and sets and runs as it should. Heritage does not guarantee timekeeping accuracy. We always recommend servicing for daily use and timekeeping accuracy.
Auction Info
2026 February 16 Contemporary Classics Watches Showcase Auction #21185 (go to Auction Home page)
Bidding Begins Approx.
January
26th
Monday
Auction Dates
February
16th
Monday
Proxy Bidding Begins Approx.
12 Days
Internet/Mail Bids: N/A
Lot Tracking Activity: N/A
Page Views: 23
Auction Type
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Signature®: Proxy bidding ends ten minutes prior to the session start time. Live Proxy bidding on Heritage Live now starts within 2 hours of when the auction opens for proxy bidding and continues through the live session. Check the Time Remaining on individual lots for details. After Internet bidding closes, live bidding will take place through www.HA.com/Live. Your secret maximum placed prior to the live event will compete against the live bids. To maximize your chances of winning, enter realistic secret maximum bids on our site. You can also place last minute bids directly with us by e-mailing Bid@HA.com or calling 1-866-835-3243. (Important note: Due to software and Internet latency, live bids may not register in time, so enter realistic proxy bids.)
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