Marquise|Lab Grown|IGI

1.22ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG628488228

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG628488228

Diamond specifications and retailer prices

From €235 EUR

$263 USD

As of October 30, 2026

Save €1,707 EUR (88%) vs most expensive(unlock to see where)

27 retailers carry this diamond

Most expensive: €1,942 EUR at Do Amore Diamonds · As of October 31, 2026

View at Do Amore Diamonds

About this 1.22ct lab-grown marquise diamond

This 1.22ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG628488228 or 628488228. Listed at 27 retailers as of October 30, 2026, with prices from €235 to €1,942, a €1,707 spread on the same certified stone. Do Amore Diamonds lists it at €1,942. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.9°

Pavilion angle40.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG628488228

Dimensions10.94 × 5.58 × 3.54 mm

L/W Ratio1.96

Girdle conditionFaceted

Culet sizePointed

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG628488228

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: €1,942 EUR|Low: €203 EUR|High: €1,942 EUR|Avg: €825 EUR

Do Amore Diamonds

Retailer 2

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Retailer 21

October 31, 2026

Retailer 9€203 EUR

Retailer 18€235 EUR

Retailer 7€252 EUR

Retailer 6€390 EUR

Retailer 5€392 EUR

Retailer 15€461 EUR

Retailer 21€467 EUR

Retailer 17€477 EUR

Retailer 2€528 EUR

Retailer 14€542 EUR

Retailer 8€553 EUR

Retailer 10€610 EUR

Retailer 20€811 EUR

Retailer 3€1,045 EUR

Retailer 13€1,114 EUR

Retailer 16€1,119 EUR

Retailer 11€1,119 EUR

Retailer 4€1,143 EUR

Retailer 19€1,414 EUR

Retailer 12€1,763 EUR

Do Amore Diamonds€1,942 EUR

38 data points across 21 retailers

27 retailers€235 EUR to €1,942 EUR

Retailer 1

€203 EUR

$227 USD

Price last confirmed 23 days ago

Retailer 2

€235 EUR

$263 USD

View

Final sale: no returns

Retailer 3

€252 EUR

$281 USD

View

Price last confirmed 23 days ago

Retailer 4

€252 EUR

$281 USD

View

Price last confirmed 21 days ago

Retailer 5

€305 EUR

$341 USD

View

Price last confirmed 32 days ago

Retailer 6

€354 EUR

$396 USD

View

Price last confirmed 33 days ago

Retailer 7

€374 EUR

$418 USD

View

Price last confirmed 33 days ago

Retailer 8

€390 EUR

HK$3,400 HKD

View

Retailer 9

€392 EUR

$438 USD

View

Retailer 10

€461 EUR

View

Retailer 11

€467 EUR

$522 USD

View

Retailer 12

€477 EUR

ZAR 8,605 ZAR

View

Retailer 13

€528 EUR

£465 GBP

View

Retailer 14

€553 EUR

$618 USD

View

Retailer 15

€610 EUR

$682 USD

View

Price last confirmed 7 days ago

B+

Retailer 16

€811 EUR

$906 USD

View

B+

Retailer 17

€892 EUR

$997 USD

View

Retailer 18

€892 EUR

$997 USD

View

Price last confirmed 21 days ago

B+

Retailer 19

€1,045 EUR

$1,167 USD

View

B+

Retailer 20

€1,114 EUR

A$1,914 AUD

View

B+

Retailer 21

€1,119 EUR

£984 GBP

View

B+

Retailer 22

€1,119 EUR

SGD 1,689 SGD

View

B+

Retailer 23

€1,143 EUR

$1,277 USD

View

Retailer 24

€1,344 EUR

$1,502 USD

View

Price last confirmed 31 days ago

B+

Retailer 25

€1,414 EUR

$1,580 USD

View

Retailer 26

€1,763 EUR

$1,970 USD

View

Most Expensive

Do Amore Diamonds

27-7CB71A8B0 · Oct 31

€1,942 EUR

$2,170 USD

View

26 more retailers have this diamond

Prices start from €235 EURSave up to €1,707 EUR

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.

Where to buy this spec

See every retailer carrying 1.22ct E IF marquise lab-grown

Ranked by inventory count, with return policy, certs, and trust signals.

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