Heart|Lab Grown|IGI

1.23ct E SI1 Heart Lab Grown Diamond

EX • E/SI1 • IGI LG592320623

Certificate IGI LG592320623

Diamond specifications and retailer prices

From $424 USD

Save $481 USD (53%) vs most expensive(unlock to see where)

6 retailers carry this diamond

Most expensive: $905 USD at Taylor and Hart

View at Taylor and Hart

About this 1.23ct lab-grown heart diamond

This 1.23ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG592320623 or 592320623. Listed at 6 retailers, with prices from $424 to $905 at Taylor and Hart, a $481 spread on the same certified stone. 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

1.23

Carat

Color

SI1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.4°

Pavilion angle35.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG592320623

Dimensions6.56 × 7.47 × 4.18 mm

L/W Ratio1.14

Girdle conditionFaceted

Culet sizePointed

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG592320623

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: 3 days ago

Current: $469 USD|Low: $392 USD|High: $905 USD|Avg: $593 USD|-0.0%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Taylor and Hart

18 data points across 7 retailers

6 retailers$424 USD - $905 USD

B+

Cheapest Retailer

$424 USD

View

B+

Retailer 2

$430 USD

View

B+

Retailer 3

$469 USD

£369 GBP

View

B+

Retailer 4

$570 USD

View

Retailer 5

$633 USD

View

Most Expensive

Taylor and Hart

WNT3JM3 · Sep 8

$905 USD

View

5 more retailers have this diamond

Prices start from $424 USDSave up to $481 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.

B+

1.23ct Heart

$424 USD

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