Head-to-Head Comparison

Citizen Eco-Drive Weekender Garrison vs Longines Master Collection Moonphase

Citizen's field watch meets Longines's dress watch

Quick Verdict

The Citizen Eco-Drive Weekender Garrison ($100–$150) offers Eco-Drive Solar Quartz (No Battery Change) precision in the tier below the Longines Master Collection Moonphase ($2,500–$5,000). The Eco-Drive Weekender Garrison measures 37mm and is rated 100m (10 ATM). The Master Collection Moonphase counters with Swiss Made craftsmanship and 30m (3 ATM) water resistance. Both are exceptional watches for their respective tiers.

Transparency — We earn a small commission on purchases made through our Amazon links. This doesn't affect our editorial independence.

Citizen Eco-Drive Weekender Garrison

Citizen

Eco-Drive Weekender Garrison

$100–$150

Longines Master Collection Moonphase

Longines

Master Collection Moonphase

$2,500–$5,000

Specifications Compared

FeatureCitizen Eco-Drive Weekender GarrisonLongines Master Collection Moonphase
Price$100–$150$2,500–$5,000
Case Size37mm40mm
MovementEco-Drive Caliber E101Automatic Caliber L899
Caliber TypeEco-Drive Solar Quartz (No Battery Change)Automatic (ETA A31.L91 base)
Power Reserve6 Months (Solar, Full Charge)72 Hours
Water Resistance100m (10 ATM)30m (3 ATM)
CrystalMineral GlassSapphire Crystal
Case MaterialStainless SteelStainless Steel
OriginCitizen (Japan)Swiss Made

Category-by-Category Analysis

🎨

Design & Aesthetics

Edge: Draw

Citizen's design language vs Longines's approach

The Citizen Eco-Drive Weekender Garrison features a Stainless Steel case at 37mm with Mineral Glass protection. The Longines Master Collection Moonphase offers Stainless Steel construction at 40mm with Sapphire Crystal. Both represent their brand's distinct design philosophy and heritage.

⚙️

Movement & Performance

Edge: Longines

Eco-Drive Caliber E101 vs Automatic Caliber L899

The Eco-Drive Weekender Garrison runs the Eco-Drive Caliber E101 (Eco-Drive Solar Quartz (No Battery Change), 6 Months (Solar, Full Charge) power reserve) at standard frequency. The Master Collection Moonphase uses the Automatic Caliber L899 (Automatic (ETA A31.L91 base), 72 Hours reserve) at 25,200 vph (3.5 Hz). The Master Collection Moonphase offers a longer power reserve.

📏

Wearability & Fit

Edge: Citizen

37mm vs 40mm — different wrist presence

At 37mm, the Eco-Drive Weekender Garrison wears more compactly on smaller wrists compared to the Master Collection Moonphase at 40mm. Water resistance differs: 100m (10 ATM) vs 30m (3 ATM).

💰

Value & Cost of Ownership

Edge: Citizen

Citizen sits in the lower tier

The Citizen Eco-Drive Weekender Garrison sits at $100–$150 and the Longines Master Collection Moonphase at $2,500–$5,000. On the specs that outlast any price: the Eco-Drive Weekender Garrison uses Mineral Glass with 6 Months (Solar, Full Charge), against Sapphire Crystal and 72 Hours on the Master Collection Moonphase. Service intervals are typically 5-7 years for both.

💧

Water Resistance

Edge: Citizen

100m (10 ATM) vs 30m (3 ATM)

The Eco-Drive Weekender Garrison is rated to 100m (10 ATM) while the Master Collection Moonphase handles 30m (3 ATM). The Eco-Drive Weekender Garrison is better suited for water activities.

Our Verdict

Citizen

Eco-Drive Weekender Garrison

Choose the Citizen Eco-Drive Weekender Garrison if you prioritize Eco-Drive Solar Quartz (No Battery Change) engineering, Citizen (Japan) craftsmanship, and 100m (10 ATM) water resistance. At $100–$150, it delivers Eco-Drive Caliber E101 with 6 Months (Solar, Full Charge) power reserve.

Check Price on Amazon

Longines

Master Collection Moonphase

Choose the Longines Master Collection Moonphase if you value Automatic (ETA A31.L91 base) technology, Swiss Made heritage, and 40mm proportions. At $2,500–$5,000, the Automatic Caliber L899 with 72 Hours power reserve makes it a compelling choice.

Check Price on Amazon

The Bottom Line

The Citizen Eco-Drive Weekender Garrison and Longines Master Collection Moonphase represent two distinct approaches to fine watchmaking — the Citizen bringing Citizen (Japan) tradition while Longines delivers Swiss Made engineering.

Frequently Asked Questions

Neither is objectively better — they serve different preferences. The Citizen Eco-Drive Weekender Garrison ($100–$150) offers Eco-Drive Caliber E101 with 6 Months (Solar, Full Charge) power reserve, while the Longines Master Collection Moonphase ($2,500–$5,000) features Automatic Caliber L899 with 30m (3 ATM) water resistance. Choose based on your priorities: Citizen (Japan) craftsmanship vs Swiss Made engineering.
The Citizen Eco-Drive Weekender Garrison offers better upfront value, sitting a tier lower at $100–$150. However, the Longines Master Collection Moonphase may justify its premium with superior finishing, heritage, or resale value.
Both are suitable for daily wear. The Eco-Drive Weekender Garrison at 37mm with 100m (10 ATM) water resistance handles everyday situations. The Master Collection Moonphase at 40mm with 30m (3 ATM) is similarly capable. The Eco-Drive Weekender Garrison uses Mineral Glass while the Master Collection Moonphase uses Sapphire Crystal. Sapphire resists scratches noticeably better than mineral glass.

How This Page Was Made

Our comparisons are generated from a hand-maintained specification database and reviewed under our editorial standards. We use AI tools to assemble pages from that data. We don’t invent specs: every number traces back to the database, and when we correct an entry, the fix is applied site-wide. As an Amazon Associate, The Horologist earns from qualifying purchases.