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Marquise|Lab Grown|IGI

1.00ct F SI1 Marquise Lab Grown Diamond

ID • F/SI1 • IGI LG1081388

Certificate IGI LG1081388

Diamond specifications and retailer prices

From ₹58,844 INR
$620 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: ₹58,844 INR at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG1081388 or 1081388. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG1081388
Dimensions10.63 × 5.22 × 3.21 mm
L/W Ratio2.04
Top View
10.63 mm5.22 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG1081388
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: ₹58,844 INR|Low: ₹38,812 INR|High: ₹58,844 INR|Avg: ₹45,490 INR
Brilliant Earth
Retailer 2
January 6, 2026
Retailer 2₹38,812 INR
Brilliant Earth₹58,844 INR

2 data points across 2 retailers

1 retailer

B
Brilliant Earth
17059785A · Nov 2
₹58,844 INR
$620 USD
View

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B
1.00ct Marquise
₹58,844 INR