Features: Ensure precise Diamonds measurement with our Diamonds measuring vernier caliper set, crafted from materials for durability and rust resistance. Featuring for clear readings, this lightweight design is easy to carry and supports multifunctional measurements suitable for various jewelry pieces. Ideal for jewelers, appraisers, and jewelry enthusiasts, as well as any professionals requiring accurate measurements. Perfect for use in jewelry stores, laboratories, or home for measuring and assessing diamonds and other jewels. This caliper set combines ABS and stainless steel construction, offering reliable performances and longevity for all your jewelry measuring needs. Specifications: Texture: ABS+Stainless Steel Magnifier Size: Approx. inch(2.9x6.3cm) Vernier Caliper Size: Approx. inch(10.7x4.5cm) Card Size: Approx. inch(11x7.6cm) Shovel Size: Approx. inch(4.9x3.5cm) Diamonds Holder Rings Size: Adjustable Package Includes: 1x Diamonds Inscription Loupe Magnifier 1x Ring Measuring Card 1x Vernier Caliper 1x Jewelry Shovel 1x Diamonds Holder Ring note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.