CaratHunter
Plans
Round|Lab Grown|IGI

1.53ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG754598272

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754598272

Diamond specifications and retailer prices

From £243 GBP
As of November 3, 2026
Save £1,661 GBP (87%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: £2,154 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.53ct lab-grown round diamond

This 1.53ct lab-grown round 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 LG754598272 or 754598272. Listed at 28 retailers as of November 3, 2026, with a 684% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754598272
Dimensions7.39 × 7.44 × 4.56 mm
L/W Ratio1.01
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
7.39 mm7.44 mm1.53 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754598272
Side View
Table 57.0%Crown 34.1°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.4%

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 3
Current: £533 GBP|Low: £243 GBP|High: £2,489 GBP|Avg: £751 GBP|+1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 4, 2026
Retailer 4£243 GBP
Retailer 11£272 GBP
Retailer 8£385 GBP
Retailer 3£415 GBP
Retailer 7£482 GBP
Retailer 9£519 GBP
Retailer 1£533 GBP
Retailer 2£703 GBP
Retailer 12£737 GBP
Retailer 6£1,140 GBP
Retailer 10£1,207 GBP
Retailer 5£1,287 GBP
Retailer 13£1,904 GBP

28 data points across 13 retailers

28 retailers£243 GBP to £1,904 GBP

A
Cheapest Retailer
-
£243 GBP
A
Retailer 2
-
£272 GBP
View
Final sale: no returns
A
Retailer 3
-
£282 GBP
View
A
Retailer 4
-
£301 GBP
View
Retailer 5
-
£301 GBP
View
Price last confirmed 10 days ago
A
Retailer 6
-
£332 GBP
View
A
Retailer 7
-
£385 GBP
View
A
Retailer 8
-
£406 GBP
View
A
Retailer 9
-
£415 GBP
View
A
Retailer 10
-
£482 GBP
View
A
Retailer 11
-
£519 GBP
View
A
Retailer 12
-
£519 GBP
View
A
Retailer 13
-
£533 GBP
View
A
Retailer 14
-
£548 GBP
View
A
Retailer 15
-
£703 GBP
View
B+
Retailer 16
-
£731 GBP
View
A
Retailer 17
-
£737 GBP
View
B+
Retailer 18
-
£964 GBP
View
B+
Retailer 19
-
£970 GBP
View
B+
Retailer 20
-
£1,001 GBP
View
B+
Retailer 21
-
£1,025 GBP
View
B+
Retailer 22
-
£1,140 GBP
View
B+
Retailer 23
-
£1,187 GBP
View
B+
Retailer 24
-
£1,207 GBP
View
Retailer 25
-
£1,287 GBP
View
Price last confirmed 27 days ago
Retailer 26
-
£1,715 GBP
View
Price last confirmed 28 days ago
B
Retailer 27
-
£1,904 GBP
View
Most Expensive
Queensmith
LG754598272 · Oct 27
£2,154 GBP
View
Price last confirmed 8 days ago
27 more retailers have this diamond
Prices start from £243 GBPSave up to £1,661 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 Round
£243 GBP