Marquise
Natural · IGI
| Carat | Colour | Clarity | Score |
|---|---|---|---|
| 1.00 | F | SI2 | 81 |
CA$3,750 99% match
Final sale
View details →Nº IGI 809692554
Report issued by IGI · read the certificate ↗
Marquise · 1.00 ct · F · SI2 · Very good · IGI
§ 01 — Natural diamond report
Marquise, 1.00 carat, checked by hand.
Graded by IGI, scored and inspected by our gemologist in Montreal before it ships.
Grading resultsIn stock
- Shape
- Marquise
- Carat weight
- 1.00 ct
- Colour grade
- F
- Clarity grade
- SI2
- Cut grade
- Very good
- Origin
- Natural
- Jouwell Diamond Score
- 81 / 100 · Very good
Price · CADDuties included
CA$3,950
CA$3,950 / ct · CAD · Taxes calculated at checkout.
Free insured delivery within 10 business days of confirmation. Your card is only charged once we have confirmed this diamond with our supplier.
Final sale
Read the certificate before you buy: this diamond is sold as final, with no returns or exchanges. Natural diamonds are always final sale.
§ 02 — Grading scales
Where this stone sits on each scale.
Colour grading scale
×
DEFGHIJKLMN–RS–ZFancy
D – F Colourless
G – J Near colourless
K – M Faint
N – R Very light
S – Z Light
Fancy Coloured
Clarity grading scale
×
FLIFVVS1VVS2VS1VS2SI1SI2I1I2I3
FL – IF Flawless
VVS1 – 2 Very, very slightly included
VS1 – 2 Very slightly included
SI1 – 2 Slightly included
I1 – 3 Included
Cut grade
×
EXVGGFP
Polish
×
EXVGGFP
Symmetry
×
EXVGGFP
Jouwell Diamond Score
Marquise 1.00 ctScale 1–100
Cut 87
Colour 93
Clarity 60
Jouwell Score 81 / 100 · Very good
Clarity is holding this stone back.
Grades are the lab’s. The score is ours: it weighs the cut, colour and clarity together so stones are easy to compare. How the Jouwell Diamond Score works
§ 03 — Proportions & technical information
The measurements behind the sparkle.
Proportions
The diagram shows this stone’s proportions on a generic profile, not its exact shape or size.
Technical information
- Measurements
- 9.37 × 5.14 × 3.46 mm
- Length : width ratio 89
- 1.82
- Total depth 74
- 67.3%
- Table 100
- 59.0%
- Crown angle · height
- 40.00° · 16.5%
- Pavilion angle · depth
- 41.10° · 45.0%
- Girdle 65
- Sl. thick – Thick
- Culet
- —
- Polish 100
- Excellent
- Symmetry 100
- Excellent
- Cut grade
- Very good
- Fluorescence
- None
- Tint
- None
- Milky
- None
- Certificate
- IGI 809692554
Notes
No shade, Excellent luster.
Inspected at our Montreal office before it ships to you, insured and signed for on delivery.
Our own assessment, not a lab grade. Always rely on the certificate.
Marquise
Natural · HRD
| Carat | Colour | Clarity | Score |
|---|---|---|---|
| 1.00 | F | SI2 | 82 |
CA$3,630 99% match
Final sale
View details →
Marquise
Natural · HRD
| Carat | Colour | Clarity | Score |
|---|---|---|---|
| 1.00 | F | SI2 | 83 |
CA$3,460 99% match
Final sale
View details →