Head-to-Head Comparison

Casio MTP-S120L Solar Field vs Frederique Constant Slimline Moonphase Manufacture

Casio's field watch meets Frederique Constant's dress watch

Quick Verdict

The Casio MTP-S120L Solar Field ($100–$150) offers Casio Tough Solar Quartz precision at $2,400 less than the Frederique Constant Slimline Moonphase Manufacture ($2,500–$5,000). The Slimline Moonphase Manufacture counters with Swiss Made craftsmanship and 30m (3 ATM) water resistance. Both are exceptional watches for their respective price points.

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

Casio MTP-S120L Solar Field

Casio

MTP-S120L Solar Field

$100–$150

Frederique Constant Slimline Moonphase Manufacture

Frederique Constant

Slimline Moonphase Manufacture

$2,500–$5,000

Specifications Compared

FeatureCasio MTP-S120L Solar FieldFrederique Constant Slimline Moonphase Manufacture
Price$100–$150$2,500–$5,000
Case Size44.5mm42mm
MovementSolar-Powered QuartzAutomatic FC-705 (In-House)
Caliber TypeCasio Tough Solar QuartzIn-House Automatic Manufacture
Power ReserveMonths on a full solar charge; no battery replacement42 Hours
Water Resistance100m (10 ATM)30m (3 ATM)
CrystalMineral CrystalConvex Sapphire
Case MaterialStainless SteelStainless Steel
OriginCasio (Japan)Swiss Made

Category-by-Category Analysis

🎨

Design & Aesthetics

Edge: Draw

Casio's design language vs Frederique Constant's approach

⚙️

Movement & Performance

Edge: Frederique Constant

Solar-Powered Quartz vs Automatic FC-705 (In-House)

📏

Wearability & Fit

Edge: Frederique Constant

44.5mm vs 42mm — different wrist presence

💰

Value & Cost of Ownership

Edge: Casio

Casio is $2,400 more affordable

💧

Water Resistance

Edge: Casio

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

Our Verdict

Casio

MTP-S120L Solar Field

Choose the Casio MTP-S120L Solar Field if you prioritize Casio Tough Solar Quartz engineering, Casio (Japan) craftsmanship, and 100m (10 ATM) water resistance. At $100–$150, it delivers Solar-Powered Quartz with Months on a full solar charge; no battery replacement power reserve.

Check Price on Amazon

Frederique Constant

Slimline Moonphase Manufacture

Choose the Frederique Constant Slimline Moonphase Manufacture if you value In-House Automatic Manufacture technology, Swiss Made heritage, and 42mm proportions. At $2,500–$5,000, the Automatic FC-705 (In-House) with 42 Hours power reserve makes it a compelling choice.

Check Price on Amazon

The Bottom Line

The Casio MTP-S120L Solar Field and Frederique Constant Slimline Moonphase Manufacture represent two distinct approaches to fine watchmaking — the Casio bringing Casio (Japan) tradition while Frederique Constant delivers Swiss Made engineering.

Frequently Asked Questions