Marquise|Lab Grown|IGI

1.56ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG647448860

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG647448860

Diamond specifications and retailer prices

From £237 GBP

$318 USD

As of November 1, 2026

Save £1,539 GBP (87%) vs most expensive(unlock to see where)

30 retailers carry this diamond

Most expensive: £1,776 GBP at Do Amore Diamonds · As of October 31, 2026

View at Do Amore Diamonds

About this 1.56ct lab-grown marquise diamond

This 1.56ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG647448860 or 647448860. Listed at 30 retailers as of October 31, 2026, with prices from £237 to £1,776, a £1,539 spread on the same certified stone. Do Amore Diamonds lists it at £1,776. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.9°

Pavilion angle40.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG647448860

Dimensions11.76 × 6.04 × 3.84 mm

L/W Ratio1.95

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 LG647448860

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: Nov 1

Current: £1,776 GBP|Low: £200 GBP|High: £1,776 GBP|Avg: £688 GBP

Do Amore Diamonds

Retailer 2

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November 1, 2026

Retailer 11£200 GBP

Retailer 22£237 GBP

Retailer 9£248 GBP

Retailer 10£325 GBP

Retailer 20£328 GBP

Retailer 7£373 GBP

Retailer 6£387 GBP

Retailer 4£445 GBP

Retailer 17£450 GBP

Retailer 19£470 GBP

Retailer 2£481 GBP

Retailer 12£615 GBP

Retailer 18£636 GBP

Retailer 3£762 GBP

Retailer 16£843 GBP

Retailer 15£851 GBP

Retailer 13£873 GBP

Retailer 8£1,003 GBP

Retailer 5£1,051 GBP

Retailer 14£1,072 GBP

Retailer 21£1,102 GBP

Do Amore Diamonds£1,776 GBP

37 data points across 22 retailers

30 retailers£237 GBP to £1,776 GBP

Retailer 1

£200 GBP

$268 USD

Price last confirmed 24 days ago

Retailer 2

£237 GBP

$318 USD

View

Final sale: no returns

Retailer 3

£248 GBP

$332 USD

View

Price last confirmed 24 days ago

Retailer 4

£248 GBP

$332 USD

View

Price last confirmed 22 days ago

Retailer 5

£252 GBP

$338 USD

View

Price last confirmed 33 days ago

Retailer 6

£293 GBP

$392 USD

View

Price last confirmed 34 days ago

Retailer 7

£309 GBP

$414 USD

View

Price last confirmed 34 days ago

Retailer 8

£325 GBP

$436 USD

View

Retailer 9

£328 GBP

$440 USD

View

Retailer 10

£373 GBP

HK$3,900 HKD

View

Retailer 11

£387 GBP

$518 USD

View

Retailer 12

£445 GBP

$596 USD

View

Retailer 13

£450 GBP

€574 EUR

View

Retailer 14

£470 GBP

ZAR 10,179 ZAR

View

Retailer 15

£481 GBP

View

Retailer 16

£615 GBP

$824 USD

View

Price last confirmed 8 days ago

B+

Retailer 17

£636 GBP

A$1,312 AUD

View

B+

Retailer 18

£762 GBP

$1,021 USD

View

B+

Retailer 19

£843 GBP

A$1,738 AUD

View

Retailer 20

£851 GBP

$1,140 USD

View

Retailer 21

£873 GBP

$1,170 USD

View

Retailer 22

£880 GBP

$1,179 USD

View

Price last confirmed 22 days ago

Retailer 23

£880 GBP

$1,179 USD

View

Retailer 24

£899 GBP

$1,205 USD

View

Price last confirmed 35 days ago

Retailer 25

£1,003 GBP

$1,344 USD

View

Retailer 26

£1,051 GBP

$1,408 USD

View

Retailer 27

£1,072 GBP

SGD 1,941 SGD

View

Retailer 28

£1,102 GBP

View

Retailer 29

£1,111 GBP

$1,488 USD

View

Price last confirmed 32 days ago

Most Expensive

Do Amore Diamonds

27-741E57597 · Oct 31

£1,776 GBP

$2,380 USD

View

29 more retailers have this diamond

Prices start from £237 GBPSave up to £1,539 GBP

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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