Marquise|Lab Grown|IGI

3.77ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG835665856

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG835665856

Diamond specifications and retailer prices

From $735 CAD

$526 USD

As of October 30, 2026

Save $3,714 CAD (83%) vs most expensive(unlock to see where)

15 retailers carry this diamond

Most expensive: $4,449 CAD at Rare Carat · As of October 28, 2026

View at Rare Carat

About this 3.77ct lab-grown marquise diamond

This 3.77ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG835665856 or 835665856. Listed at 15 retailers as of October 28, 2026, with prices from $735 to $4,449, a $3,714 spread on the same certified stone. Rare Carat lists it at $4,449. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.77

Carat

Color

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.4°

Pavilion angle40.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG835665856

Dimensions17.11 × 8.21 × 4.93 mm

L/W Ratio2.08

Girdle conditionFaceted

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG835665856

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30

Current: $4,449 CAD|Low: $715 CAD|High: $4,519 CAD|Avg: $2,542 CAD|-1.5%

Rare Carat

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

October 30, 2026

Retailer 3$735 CAD

Retailer 9$823 CAD

Retailer 12$1,045 CAD

Retailer 8$1,380 CAD

Retailer 5$1,449 CAD

Retailer 2$1,924 CAD

Retailer 11$2,351 CAD

Retailer 10$2,354 CAD

Retailer 4$2,396 CAD

Retailer 13$3,171 CAD

Retailer 6$3,591 CAD

Retailer 7$3,823 CAD

Retailer 14$4,135 CAD

Rare Carat$4,449 CAD

29 data points across 14 retailers

15 retailers$735 CAD to $4,449 CAD

Cheapest Retailer

$735 CAD

$526 USD

Retailer 2

$823 CAD

$589 USD

View

Retailer 3

$1,045 CAD

£589 GBP

View

Price last confirmed 15 days ago

Retailer 4

$1,380 CAD

€941 EUR

View

Price last confirmed 7 days ago

Retailer 5

$1,449 CAD

$1,037 USD

View

Retailer 6

$1,924 CAD

A$2,119 AUD

View

Retailer 7

$2,351 CAD

$1,683 USD

View

B+

Retailer 8

$2,354 CAD

$1,685 USD

View

Retailer 9

$2,396 CAD

$1,715 USD

View

B+

Retailer 10

$2,843 CAD

$2,035 USD

View

B+

Retailer 11

$3,171 CAD

$2,270 USD

View

Retailer 12

$3,591 CAD

SGD 3,474 SGD

View

Price last confirmed 19 days ago

B+

Retailer 13

$3,823 CAD

£2,155 GBP

View

B+

Retailer 14

$4,135 CAD

$2,960 USD

View

Most Expensive

Rare Carat

LGMQ30-148532 · Oct 28

$4,449 CAD

$3,185 USD

View

14 more retailers have this diamond

Prices start from $735 CADSave up to $3,714 CAD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

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3.77ct Marquise

$735 CAD