SJ Digital – Professional Jewellery Calculator
SJ Digital is a next-generation, all-in-one jewellery calculator designed to simplify and modernize the way jewellers, goldsmiths, and jewellery business owners handle their daily calculations. Built with real industry needs in mind, this app combines powerful tools, smart automation, and an intuitive interface to deliver fast, accurate, and reliable results every time.
Whether you run a jewellery shop, work as a karigar, or manage gold transactions, SJ Digital helps you eliminate manual errors, save time, and improve efficiency in your workflow.

Core Features & Tools
Gold Price Calculator
Quickly calculate gold value based on weight, purity (Karat), and live or manual rates. Ideal for billing, buying, and selling gold with precision.

Purity & Fineness Converter
Easily convert between karat (22K, 18K, etc.) and fineness values. Perfect for maintaining accuracy in professional jewellery calculations.

Metal Proportion Calculator
Get exact alloy composition for jewellery making. Helps maintain quality and consistency in gold mixing processes.

Karigar (Worker) Calculator
Manage multiple work batches with dedicated sections (Batch 1, Batch 2, Batch 3). Assign purity, calculate issued gold, and track work efficiently.

Gold Loan Calculator
Instantly calculate loan eligibility based on gold weight and value. Useful for jewellers offering gold-backed loans.

Stone Weight Deduction
Automatically deduct stone weight from total weight to get accurate gold value, ensuring fair and precise pricing.

Freemium Subscription Model
Enjoy essential tools for free, while unlocking premium features like Karigar Calculator, Metal Proportion, and Gold Loan tools through an affordable yearly subscription.

Why SJ Digital Stands Out
• Designed specifically for real jewellery business use
• Reduces calculation errors and improves accuracy
• Saves time on complex daily tasks
• Clean, modern, and easy-to-use interface
• Works smoothly for both beginners and professionals
• Built for Indian jewellery workflows and standards

SJ Digital is not just a calculator—it’s your complete digital assistant for managing jewellery calculations, improving productivity, and upgrading your business operations.

Who Is This App For?
• Jewellery shop owners
• Goldsmiths and karigars
• Bullion traders
• Jewellery business managers
• Anyone dealing with gold calculations

Take your jewellery business to the next level with smart digital tools. Replace manual calculations with speed, accuracy, and professionalism.
Download SJ Digital today and experience smarter jewellery calculations.