Best Crystal Phone Battery Cases of 2025

Name: Swarovski Millenia Apple Watch Case
Brand: Swarovski

Harvey Wall

Last Updated: 1 Feb 2025

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Crystal Phone Battery Cases are phone cases that not only protect your phone, but also provide extra battery life. These cases are made with a crystal design that adds a unique touch to your phone. They come in various colours and sizes to fit different phone models. The cases are durable and provide a secure grip to prevent accidental drops. With the extra battery life, you can stay connected and productive throughout the day without worrying about your phone dying. These cases are a great investment for anyone who wants to protect their phone and extend its battery life.

At a Glance: Our Top Picks

#TOP 1

Swarovski Millenia Apple Watch Case

9.9

Buy on Amazon Read Review

Swarovski Millenia Apple Watch Case

#TOP1

9.9

Read Review

#TOP 2

ZERMU for iPhone 13 Pro Max Case, Lione%l Mess%i Inter Soccer Miam-1#10 Fashion Soft Shockproof Crystal Acrylic Full Protection TPU Shock Absorption Bumper Cover Case

9.8

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ZERMU for iPhone 13 Pro Max Case, Lione%l Mess%i Inter Soccer Miam-1#10 Fashion Soft Shockproof Crystal Acrylic Full Protection TPU Shock Absorption Bumper Cover Case

#TOP2

9.8

Read Review

#TOP 3

Cover Kingz Xiaomi Redmi 4 A ULTRA SLIM 0.8 mm thick Design Transparent Soft Case Protective Cover Crystal Clear Cover Clear Transparent Flexible TPU Silicone Skin Mobile Phone Case

9.6

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Cover Kingz Xiaomi Redmi 4 A ULTRA SLIM 0.8 mm thick Design Transparent Soft Case Protective Cover Crystal Clear Cover Clear Transparent Flexible TPU Silicone Skin Mobile Phone Case

#TOP3

9.6

Read Review

Top 3 Crystal Phone Battery Cases

#TOP 1

Swarovski Millenia Apple Watch Case

Swarovski

5619489

Green

Swarovski Millenia Apple Watch Case, Green Crystals with Rhodium Plating from the Millenia Collection

9.9

FTB Score

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Features

Elevate Everyday: Let Your Apple Watch Watch Shimmer With This Sparkling Green Crystal Encrusted Rhodium Plated Watch Case, Completing Your Day To Day With The Signature Swarovski Look

Measurement: Product Height 0.9 Cm, Width 3.9 Cm And Length 4.6 Cm

Protecting In Style: Artistry Meets Practicality With This Cover Against Potential Accidents, While The Light Catching Design Ensures A Glittering Effect Wherever You Go

Items Delivered: 1x Swarovski Millenia Watch Case, Green Crystals And Rhodium Plated, Compatible With The Apple Watch Series 4 And 5

Designed To Last: This Accessory Is Made With Swarovski Crystals And Durable Metals For Long Lasting Insurance, But To Ensure Quality Remains Intact, Avoid Contact With Water, Lotions Or Perfume

Beautifully Crafted: Precision Cut Dazzling Green Crystals Are Set In A Rhodium Tone Plated Setting Pavé Effect, Designed Especially To Fit Apple Watch Series 4 And 5

ZERMU for iPhone 13 Pro Max Case, Lione%l Mess%i Inter Soccer Miam-1#10 Fashion Soft Shockproof Crystal Acrylic Full Protection TPU Shock Absorption Bumper Cover Case

Nikitea

MA05

ZERMU for iPhone 13 Pro Max Case, Lione%l Mess%i Inter Soccer Miam-1#10 Fashion Soft Shockproof Crystal Acrylic Full Protection TPU Shock Absorption Bumper Cover Case for iPhone 13 Pro Max 6.7"

9.8

FTB Score

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Features

[Unique Design] - Crystal Transparent Acrylic Back Cover Makes The Pattern Design More Beautiful And Never Fade, Unique Design Makes Your Iphone More Stylish, Elegant And Eye-Catching. And Can Also Be Used As A Prezzie.

[For iPhone 13 Pro Max Case] - This Super Player Star Fashion Case Compatible With iPhone 13 Pro Max 6.7 Inch ONLY. Support Wireless Charging.

[Full Camera & Screen Protection] - Raised Bezel Edges Prevent Your iPhone Camera And Screen From Getting Scratched Or Smudged, Offers More Thorough Lens Protection.

[Fit Perfectly] - Precise Cutouts For Buttons, Speakers, Lenses And Other Ports. Easy Access To All Controls And Functions. Great Personalized Prezzie For Christmas, Halloween Thanksgiving, Birthday, Valentine's Day, Mother's Day, Father's Day, Or Even For Your Family, Friends, Lovers.

[Drop Protection] - The Phone Case Is Made Of Soft Frame Provides Shock-Absorbent/scratch-Resistant, Protecting Your iPhone From Accident Drops, Scratches, The Lightweight Design Will Not Increase The Weight Of Iphone, Provide A More Comfortable Grip.

Cover Kingz Xiaomi Redmi 4 A ULTRA SLIM 0.8 mm thick Design Transparent Soft Case Protective Cover Crystal Clear Cover Clear Transparent Flexible TPU Silicone Skin Mobile Phone Case

CoverKingz

72643

Transparent-Klar

Cover Kingz Xiaomi Redmi 4 A ULTRA SLIM 0.8 mm thick Design Transparent Soft Case Protective Cover Crystal Clear Cover Clear Transparent Flexible TPU Silicone Skin Mobile Phone Case

9.6

FTB Score

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Features

Colour: Clear/Transparent/Clear – Perfect Protection Without Compromising The Beautiful Look Of The Redmi 4 A Of Your Device

Ideal Cover For Xiaomi Redmi 4 A (5.0 Inch) In Ultra-Thin (0.8 Mm) Design Ensures This Mobile Phone Cover For Optimal Protection

The Case Allows A Very Great Usability While Providing Full Protection For Your Mobile Phone – All Buttons And Ports Are Perfectly With Access

Sturdy, Elastic, Ultra Thin Silicone Case In A Smart Design For Your Xiaomi Redmi 4 A – The Soft Case – Mobile Phone Case Very Convenient Size And Creates A Better Grip

Made From High-Quality TPU Silicone This Soft Thermoplastic Polyurethane (TPU) Protects Your Smartphone Reliably From Dust, Dirt And Water)