CaratHunter
Plans
Marquise|Lab Grown|IGI

1.53ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG743593407

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG743593407

Diamond specifications and retailer prices

From £436 GBP
As of November 4, 2026
Save £3,438 GBP (89%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: £3,874 GBP at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

About this 1.53ct lab-grown marquise diamond

This 1.53ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743593407 or 743593407. Listed at 32 retailers as of November 4, 2026, with prices from £436 to £3,874, a £3,438 spread on the same certified stone. Do Amore Diamonds lists it at £3,874. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743593407
Dimensions11.90 × 6.10 × 3.74 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
Top View
11.90 mm6.10 mm1.53 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743593407
Side View
Table 60.0%Crown 32.8°Girdle: MediumPavilion 40.5°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
A
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 4
Current: £3,874 GBP|Low: £436 GBP|High: £4,296 GBP|Avg: £1,446 GBP|-9.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
November 5, 2026
Retailer 24£436 GBP
Retailer 16£611 GBP
Retailer 21£630 GBP
Retailer 19£637 GBP
Retailer 17£655 GBP
Retailer 20£739 GBP
Retailer 15£743 GBP
Retailer 25£843 GBP
Retailer 13£884 GBP
Retailer 12£993 GBP
Retailer 14£1,029 GBP
Retailer 8£1,139 GBP
Retailer 4£1,342 GBP
Retailer 7£1,416 GBP
Retailer 10£1,543 GBP
Retailer 3£1,570 GBP
Retailer 23£1,726 GBP
Retailer 5£1,790 GBP
Retailer 18£1,956 GBP
Retailer 22£2,012 GBP
Retailer 11£2,022 GBP
Retailer 6£2,132 GBP
Retailer 2£2,346 GBP
Retailer 9£2,610 GBP
Do Amore Diamonds£3,874 GBP

26 data points across 25 retailers

32 retailers£436 GBP to £3,874 GBP

A
Cheapest Retailer
-
£436 GBP
Retailer 2
-
£491 GBP
View
Price last confirmed 28 days ago
Retailer 3
-
£491 GBP
View
Price last confirmed 36 days ago
Retailer 4
-
£534 GBP
View
Price last confirmed 37 days ago
Retailer 5
-
£561 GBP
View
Price last confirmed 39 days ago
Retailer 6
-
£570 GBP
View
Price last confirmed 33 days ago
Retailer 7
-
£570 GBP
View
Price last confirmed 26 days ago
A
Retailer 8
-
£611 GBP
View
Final sale: no returns
A
Retailer 9
-
£630 GBP
View
A
Retailer 10
-
£637 GBP
View
A
Retailer 11
-
£655 GBP
View
A
Retailer 12
-
£739 GBP
View
A
Retailer 13
-
£743 GBP
View
A
Retailer 14
-
£843 GBP
View
A
Retailer 15
-
£884 GBP
View
A
Retailer 16
-
£993 GBP
View
A
Retailer 17
-
£1,029 GBP
View
A
Retailer 18
-
£1,139 GBP
View
B+
Retailer 19
-
£1,342 GBP
View
B+
Retailer 20
-
£1,416 GBP
View
B+
Retailer 21
-
£1,543 GBP
View
B+
Retailer 22
-
£1,570 GBP
View
B+
Retailer 23
-
£1,726 GBP
View
Retailer 24
-
£1,767 GBP
View
Price last confirmed 26 days ago
Retailer 25
-
£1,767 GBP
View
Price last confirmed 36 days ago
B+
Retailer 26
-
£1,790 GBP
View
B+
Retailer 27
-
£2,012 GBP
View
B+
Retailer 28
-
£2,022 GBP
View
B+
Retailer 29
-
£2,132 GBP
View
B+
Retailer 30
-
£2,346 GBP
View
B
Retailer 31
-
£2,610 GBP
View
Most Expensive
B
Do Amore Diamonds
27-6823C1A8D · Nov 5
£3,874 GBP
$5,230 USD
View
31 more retailers have this diamond
Prices start from £436 GBPSave up to £3,438 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.

A
1.53ct Marquise
£436 GBP