The Basics

The Royal KonTiki is a modern sports watch loosely inspired by Eterna’s famous dive watches of yesteryear. It features a sporty case with a distinct 5-pointed bezel, which hints to the company’s logo. The GMT model was introduced in 2013. Its case measures 42.3mm across, housing the self-winding caliber 3945A movement. Reference 7740.40.11.1289 has a silver dial and a rubber strap.

Brand: Eterna
Family: Adventure
Reference: 7740.40.11.1289
Name: Royal KonTiki GMT Silver
Produced: 2013
Limited: No

Below is a detailed look at Eterna’s model 7740.40.11.1289 from Adventure watch family, including the price, case details and movement features.

Eterna Adventure 7740.40.11.1289

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The Details

Eterna’s Royal KonTiki GMT Silver (7740.40.11.1289) was originally released in 2013. This watch features a automatic movement beating at a frequency of 28800 bph ( 4 Hz) to provide a 65-hour power reserve when fully wound.

The Case

The stainless steel case measures 42.3mm in diameter and roughly mm thick. The round case is paired with a silver color dial with stick-shaped hands, and a stick / dot hour markers and minute track, covered by a sapphire glass. Eterna’s Adventure model 7740.40.11.1289 is water resistant up to 100 meters (328 ft). A display caseback is over the back of the watch case.

Material: Stainless steel
Glass: Sapphire
Back: Display
Shape: Round
Diameter: 42.3mm
Height: mm
Lug Width: N/Amm
W/R: 100

Case Diameter

Case Thickness

Lug Width

Water Resistance

The Movement

The Adventure 7740.40.11.1289 movement is a powered by caliber 3945A made by Eterna. The 30-jewel automatic movement is 30mm in diameter. Its balance wheel oscillates at 28,800 semi-oscillations per hour or 4 Hz. This movement offers a 65-hour power reserve.

Type: Automatic
Brand: Eterna
Caliber: 3945A
Base: N/A
Display: Analog
Diameter: 30mm
Jewels: 30
Reserve: 65 hours
Frequency: 28800 bph
Time: Hours, Minutes, Additional 24 Hour Hand (adjustable), Seconds

The Price

How much does the Eterna’s Adventure 7740.40.11.1289 cost? This watch was introduced in 2013 and has been in Eterna’s collection for around . This watch is not a limited release. As with most luxury watches, the price of depends on the availability and demand.

CURRENT PRICE: Not Available

For more information, visit Eterna online.


  • Brand: Eterna
  • Model: Royal KonTiki GMT Silver
  • Reference Number: 7740.40.11.1289
  • Limited: No

Case & Dial:

  • Material: Stainless steel
  • Glass: Sapphire
  • Back: Display
  • Diameter: 42.3
  • Thickness:
  • Lug Width: N/A
  • Dial Color: Silver
  • Indexes: Stick / Dot and Stick-shaped hands
  • Water Resistance: 100 meters


  • Winding: Automatic
  • Brand: Eterna
  • Caliber: 3945A
  • Display: Analog
  • Diameter: 30mm
  • Jewels: 30
  • Power Reserve: 65 hours
  • Frequency: 28800 bph
  • Functions: Hours, Minutes, Additional 24 Hour Hand (adjustable), Seconds

About Eterna

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Eterna is part of the China Haidian group.

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