The Basics
The Armin Strom Gravity collection was introduced at BaselWorld 2013, featuring the brand’s first self-winding movement – with the micro-rotor powering it being visible through the open-worked dial. Like other Armin Strom ‘Earth’ models, the Gravity Water features a stainless steel case with black PVD coating. The off-center dial ring is black.
| Brand: | Armin Strom |
| Family: | Gravity |
| Reference: | ST13-GE.90 |
| Name: | Gravity Earth |
| Produced: | 2013 |
| Limited: | Yes, 100 units |
Below is a detailed look at Armin Strom’s model ST13-GE.90 from Gravity watch family, including the price, case details and movement features.
The Details
Armin Strom’s Gravity Earth (ST13-GE.90) was originally released in 2013. This watch features a automatic movement beating at a frequency of 18000 bph ( 3 Hz) to provide a 120-hour power reserve when fully wound.
The Case
The stainless steel case measures 43.4mm in diameter and roughly 13mm thick. The round case is paired with a skeleton color dial with dauphine-shaped hands, and a arabic numerals hour markers and minute track, covered by a sapphire glass. Armin Strom’s Gravity model ST13-GE.90 is water resistant up to 50 meters (164 ft). A display caseback is over the back of the watch case.
| Material: | Stainless steel |
| Glass: | Sapphire |
| Back: | Display |
| Shape: | Round |
| Diameter: | 43.4mm |
| Height: | 13mm |
| Lug Width: | N/Amm |
| W/R: | 50 |
Case Diameter
Case Thickness
Lug Width
Water Resistance
The Movement
The Gravity ST13-GE.90 movement is a powered by caliber AMR13 made by Armin Strom. The 26-jewel automatic movement is 36.6mm in diameter. Its balance wheel oscillates at 18,000 semi-oscillations per hour or 3 Hz. This movement offers a 120-hour power reserve.
| Type: | Automatic |
| Brand: | Armin Strom |
| Caliber: | AMR13 |
| Base: | N/A |
| Display: | Analog |
| Diameter: | 36.6mm |
| Jewels: | 26 |
| Reserve: | 120 hours |
| Frequency: | 18000 bph |
| Time: | Hours, Minutes, Small Seconds |
| Chronograph: | |
| Additionals: |
The Price
How much does the Armin Strom’s Gravity ST13-GE.90 cost? This watch was introduced in 2013 and has been in Armin Strom’s collection for around . This watch is a limited edition with just 100 pieces released. As with most luxury watches, the price of depends on the availability and demand.
CURRENT PRICE: Not Available .
For more information, visit Armin Strom online.
Specifications:
- Brand: Armin Strom
- Model: Gravity Earth
- Reference Number: ST13-GE.90
- Limited: Yes, 100 units
Case & Dial:
- Material: Stainless steel
- Glass: Sapphire
- Back: Display
- Diameter: 43.4
- Thickness: 13
- Lug Width: N/A
- Dial Color: Skeleton
- Indexes: Arabic Numerals and Dauphine-shaped hands
- Water Resistance: 50 meters
Movement:
- Winding: Automatic
- Brand: Armin Strom
- Caliber: AMR13
- Display: Analog
- Diameter: 36.6mm
- Jewels: 26
- Power Reserve: 120 hours
- Frequency: 18000 bph
- Functions: Hours, Minutes, Small Seconds
About Armin Strom
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