available jewellery colours at lovesignia

| Circumference (mm) | Diameter (mm) | Europe | UK & Australia | Switzerland | United States & Canada | Japan |
| 44.2 | 14.1 | 44 | F½ | 4 | 3 | 4 |
| 44.8 | 14.3 | 45 | G | 5¼ | 5 | |
| 45.5 | 14.5 | G½ | 3½ | |||
| 46.1 | 14.7 | 46 | H | 6½ | 6 | |
| 46.8 | 14.9 | 47 | H½ | 4 | 7 | |
| 47.4 | 15.1 | I | 7¾ | |||
| 48.0 | 15.3 | 48 | I½ | 4½ | 8 | |
| 48.7 | 15.5 | J | 9 | |||
| 49.3 | 15.7 | 49 | J½ | 5 | 9 | |
| 50.0 | 15.9 | 50 | K | 10 | ||
| 50.6 | 16.1 | K½ | 5½ | 10 | ||
| 51.2 | 16.3 | 51 | L | 11¾ | ||
| 51.9 | 16.5 | 52 | L½ | 12¾ | 6 | 11 |
| 52.5 | 16.7 | M | 12 | |||
| 53.1 | 16.9 | 53 | M½ | 14 | 6½ | 13 |
| 53.8 | 17.1 | N | ||||
| 54.4 | 17.3 | 54 | N½ | 15¼ | 7 | 14 |
| 55.1 | 17.5 | 55 | O | |||
| 55.7 | 17.7 | 54 | O½ | 16½ | 7½ | 15 |
| 56.3 | 17.9 | 56 | P | |||
| 57.0 | 18.1 | 57 | P½ | 17¾ | 8 | 16 |
| 57.2 | 18.2 | |||||
| 57.6 | 18.3 | Q | ||||
| 58.3 | 18.5 | 58 | Q½ | 8½ | 17 | |
| 58.9 | 18.8 | 59 | R | 19 | ||
| 59.5 | 19.0 | R½ | 9 | 18 | ||
| 60.2 | 19.2 | 60 | S | 20¼ | ||
| 60.8 | 19.4 | 61 | S½ | 9½ | 19 | |
| 61.4 | 19.6 | T | 21½ | |||
| 62.1 | 19.8 | 62 | T½ | 10 | 20 | |
| 62.7 | 20.0 | U | 21 | |||
| 63.4 | 20.2 | 63 | U½ | 22¾ | 10½ | 22 |
| 64.0 | 20.4 | 64 | V | |||
| 64.6 | 20.6 | V½ | 11 | 23 | ||
| 65.3 | 20.8 | 65 | W | 25 | ||
| 65.9 | 21.0 | 66 | W½ | 11½ | 24 | |
| 66.6 | 21.2 | X | ||||
| 67.2 | 21.4 | 67 | X½ | 27½ | 12 | 25 |
| 67.8 | 21.6 | Y | ||||
| 68.5 | 21.8 | 68 | Z | 28¾ | 12½ | 26 |
| 69.1 | 22.0 | 69 | Z½ | |||
| 69.7 | 22.2 | 70 | 13 | 27 | ||
| 70.4 | 22.4 | Z+1 | ||||
| 71.0 | 22.6 | Z+2 | 13½; |
| Singapore/Hong Kong/China | Diameter (mm) |
| 5 | 13.8 |
| 5.5 | 14.0 |
| 6 | 14.15 |
| 6.5 | 14.35 |
| 7 | 14.5 |
| 7.5 | 14.7 |
| 8 | 14.9 |
| 8.5 | 15.1 |
| 9 | 15.25 |
| 9.5 | 15.45 |
| 10 | 15.6 |
| 10.5 | 15.75 |
| 11 | 15.9 |
| 11.5 | 16.1 |
| 12 | 16.3 |
| 12.5 | 16.5 |
| 13 | 16.65 |
| 13.5 | 16.85 |
| 14 | 17 |
| 14.5 | 17.2 |
| 15 | 17.4 |
| 15.5 | 17.55 |
| 16 | 17.7 |
| 16.5 | 17.85 |
| 17 | 18.05 |
| 17.5 | 18.25 |
| 18 | 18.4 |
| 18.5 | 18.6 |
| 19 | 18.75 |
| 19.5 | 18.9 |
| 20 | 19.05 |
| 20.5 | 19.25 |
| 21 | 19.45 |
| 21.5 | 19.65 |
| 22 | 19.8 |
| 22.5 | 20 |
| 23 | 20.15 |
| 23.5 | 20.35 |
| 24 | 20.5 |
| 24.5 | 20.7 |
| 25 | 20.9 |
| 25.5 | 21.05 |
| 26 | 21.2 |
| 26.5 | 21.35 |
| 27 | 21.5 |
| 27.5 | 21.65 |
| 28 | 21.85 |
personalise with our signature eternal journey® inscription

let our eternal journey® infinity love loop witness as you seal the sacred promise.
personalise with our signature eternal journey® inscription

let our eternal journey® infinity love loop witness as you seal the sacred promise.
personalise with your message

let us help to leave that sweet whisper on your ring.
available diamond shapes at lovesignia

the mass of a diamond

1 metric carat is equivalent to 0.2 gram. the weight is relative to the size of a diamond.
diamond weight are stated in metric carat, abbreviated "ct".
the evaluation of the absence of colour in a diamond

from the scale d – z, the colour grading system measures the degree of colourlessness.
under controlled lighting and precise viewing conditions, diamonds are compared against masterstones.
the absence of inclusions and blemishes in a diamond

the natural process of diamond forming can result in a variety of internal characteristics
called inclusion and external characteristics called blemishes.
the diamond's ability to reflect light

when a diamond interacts with light, every angle and every facet affects the amount of light returned to the eye.
a well cut diamond will transmit light and sparkle intensely.
polish measures the quality of a diamond's surface condition

symmetry measures the exactness of the shape of a diamond and it's arrangement


the effect that ultraviolet (uv) light has on a diamond

the intensity of light emitted by the diamond under ultraviolet (uv) light, an essential component of daylight.
available ring width at lovesignia

the fineness of gold
18k and 14k gold are most suitable for diamond jewellery because of it's hardness.
the minimum fineness of gold in lovesignia's products are 75.0% and 58.5% respectively.
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