Marquise|Lab Grown|IGI

2.45ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG817693478

Certificate IGI LG817693478

Diamond specifications and retailer prices

From $1,954 USD

Save $6,106 USD (76%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: $8,060 USD at Brilliant Earth

View at Brilliant Earth

About this 2.45ct lab-grown marquise diamond

This 2.45ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG817693478 or 817693478. Listed at 17 retailers, with prices from $1,954 to $8,060 at Brilliant Earth, a $6,106 spread on the same certified stone. 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

2.45

Carat

Color

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.2°

Pavilion angle40.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG817693478

Dimensions13.30 × 7.07 × 4.50 mm

L/W Ratio1.88

Girdle conditionFaceted

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG817693478

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

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

Price History

Last verified: Oct 1

Current: $8,060 USD|Low: $1,365 USD|High: $8,070 USD|Avg: $4,062 USD|-0.1%

Brilliant Earth

Retailer 2

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Retailer 18

October 1, 2026

Retailer 10$1,365 USD

Retailer 3$1,954 USD

Retailer 12$2,195 USD

Retailer 4$2,342 USD

Retailer 11$2,792 USD

Retailer 14$2,939 USD

Retailer 2$3,177 USD

Retailer 9$3,256 USD

Retailer 13$3,580 USD

Retailer 8$4,191 USD

Retailer 18$4,811 USD

Retailer 15$5,128 USD

Retailer 17$5,632 USD

Retailer 16$5,851 USD

Retailer 5$6,125 USD

Retailer 6$6,764 USD

Retailer 7$7,100 USD

Brilliant Earth$8,060 USD

37 data points across 18 retailers

17 retailers$1,954 USD to $8,060 USD

B+

Cheapest Retailer

$1,954 USD

B+

Retailer 2

$2,195 USD

View

B+

Retailer 3

$2,342 USD

HK$18,300 HKD

View

B+

Retailer 4

$2,792 USD

View

B+

Retailer 5

$2,937 USD

£2,312 GBP

View

B+

Retailer 6

$3,177 USD

View

B+

Retailer 7

$3,256 USD

€3,101 EUR

View

Retailer 8

$3,580 USD

View

Retailer 9

$4,191 USD

£3,300 GBP

View

Retailer 10

$4,811 USD

A$7,402 AUD

View

Retailer 11

$5,128 USD

ZAR 82,849 ZAR

View

Retailer 12

$5,632 USD

View

Retailer 13

$5,851 USD

£4,607 GBP

View

Retailer 14

$6,125 USD

View

Retailer 15

$6,764 USD

SGD 9,141 SGD

View

Retailer 16

$7,100 USD

View

Most Expensive

Brilliant Earth

20946643A · Oct 1

$8,060 USD

View

16 more retailers have this diamond

Prices start from $1,954 USDSave up to $6,106 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.

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B+

2.45ct Marquise

$1,954 USD