Marquise|Lab Grown|IGI

7.64ct F SI1 Marquise Lab Grown Diamond

ID • F/SI1 • IGI LG570372197

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG570372197

Diamond specifications and retailer prices

From $1,072 USD

As of November 2, 2026

Save $8,448 USD (89%) vs most expensive(unlock to see where)

15 retailers carry this diamond

Most expensive: $9,520 USD at Do Amore Diamonds · As of November 2, 2026

View at Do Amore Diamonds

About this 7.64ct lab-grown marquise diamond

This 7.64ct lab-grown marquise sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG570372197 or 570372197. Listed at 15 retailers as of November 2, 2026, with prices from $1,072 to $9,520, a $8,448 spread on the same certified stone. Do Amore Diamonds lists it at $9,520. 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

7.64

Carat

Color

SI1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34°

Pavilion angle39.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG570372197

Dimensions20.42 × 10.33 × 6.35 mm

L/W Ratio1.98

Girdle conditionFaceted

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG570372197

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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

Price History

Last verified: Nov 2

Current: $9,520 USD|Low: $987 USD|High: $10,400 USD|Avg: $3,640 USD|+4.3%

Do Amore Diamonds

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November 2, 2026

Retailer 18$1,072 USD

Retailer 7$1,152 USD

Retailer 14$1,166 USD

Retailer 15$1,305 USD

Retailer 8$1,570 USD

Retailer 2$1,633 USD

Retailer 17$1,651 USD

Retailer 9$1,978 USD

Retailer 19$1,979 USD

Retailer 13$2,417 USD

Retailer 16$2,522 USD

Retailer 4$2,572 USD

Retailer 3$3,218 USD

Retailer 12$4,409 USD

Retailer 5$4,792 USD

Retailer 6$6,320 USD

Retailer 10$8,660 USD

Do Amore Diamonds$9,520 USD

Retailer 11$10,400 USD

37 data points across 19 retailers

15 retailers$1,072 USD to $9,520 USD

Cheapest Retailer

$1,072 USD

Retailer 2

$1,152 USD

View

Final sale: no returns

Retailer 3

$1,166 USD

View

Retailer 4

$1,305 USD

View

Retailer 5

$1,633 USD

£1,286 GBP

View

Retailer 6

$1,651 USD

HK$12,900 HKD

View

B+

Retailer 7

$1,979 USD

View

B+

Retailer 8

$2,417 USD

A$3,718 AUD

View

B+

Retailer 9

$2,522 USD

View

B+

Retailer 10

$2,572 USD

View

B+

Retailer 11

$3,218 USD

View

Retailer 12

$4,409 USD

£3,472 GBP

View

Retailer 13

$4,792 USD

SGD 6,476 SGD

View

Retailer 14

$6,320 USD

View

Most Expensive

Do Amore Diamonds

27-93E969D33 · Nov 2

$9,520 USD

View

14 more retailers have this diamond

Prices start from $1,072 USDSave up to $8,448 USD

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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7.64ct Marquise

$1,072 USD