Round|Lab Grown|IGI

1.53ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG729589790

Shape and cutting style on the report: Round brilliant

Certificate IGI LG729589790

Diamond specifications and retailer prices

From £455 GBP
As of November 3, 2026
Save £1,249 GBP (73%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £2,252 GBP at Do Amore Diamonds · As of October 26, 2026
View at Do Amore Diamonds

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 LG729589790 or 729589790. Listed at 25 retailers as of November 3, 2026, with a 275% 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 angle33.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729589790
Dimensions7.39 × 7.45 × 4.50 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 mm7.45 mm1.53 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729589790
Side View
Table 59.0%Crown 33.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: £2,252 GBP|Low: £253 GBP|High: £2,637 GBP|Avg: £926 GBP
Do Amore Diamonds
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October 30, 2026
Retailer 3£253 GBP
Retailer 27£294 GBP
Retailer 9£308 GBP
Retailer 7£314 GBP
Retailer 6£446 GBP
Retailer 25£455 GBP
Retailer 26£470 GBP
Retailer 11£490 GBP
Retailer 16£504 GBP
Retailer 23£560 GBP
Retailer 12£573 GBP
Retailer 24£586 GBP
Retailer 21£601 GBP
Retailer 17£639 GBP
Retailer 18£798 GBP
Retailer 22£814 GBP
Retailer 8£921 GBP
Retailer 5£1,115 GBP
Retailer 15£1,187 GBP
Retailer 14£1,215 GBP
Retailer 19£1,230 GBP
Retailer 20£1,313 GBP
Retailer 10£1,319 GBP
Retailer 13£1,356 GBP
Retailer 4£1,670 GBP
Retailer 2£1,704 GBP
Do Amore Diamonds£2,252 GBP

28 data points across 27 retailers

25 retailers£455 GBP to £1,704 GBP

Retailer 1
-
£253 GBP
Price last confirmed 9 days ago
Retailer 2
-
£294 GBP
View
Price last confirmed 11 days ago
Retailer 3
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£314 GBP
View
Price last confirmed 12 days ago
A
Retailer 4
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£455 GBP
View
Retailer 5
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£470 GBP
View
Price last confirmed 8 days ago
Retailer 6
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£490 GBP
View
Price last confirmed 9 days ago
Retailer 7
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£504 GBP
View
Price last confirmed 9 days ago
Retailer 8
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£560 GBP
View
Price last confirmed 10 days ago
Retailer 9
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£573 GBP
View
Price last confirmed 9 days ago
Retailer 10
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£586 GBP
View
Price last confirmed 12 days ago
Retailer 11
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£601 GBP
View
Price last confirmed 9 days ago
A
Retailer 12
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£639 GBP
View
Retailer 13
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£798 GBP
View
Price last confirmed 11 days ago
Retailer 14
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£814 GBP
View
Price last confirmed 9 days ago
Retailer 15
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£921 GBP
View
Price last confirmed 9 days ago
Retailer 16
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£1,115 GBP
View
Price last confirmed 11 days ago
Retailer 17
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£1,187 GBP
View
Price last confirmed 9 days ago
Retailer 18
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£1,215 GBP
View
Price last confirmed 10 days ago
Retailer 19
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£1,230 GBP
View
Price last confirmed 9 days ago
Retailer 20
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£1,313 GBP
View
Price last confirmed 10 days ago
Retailer 21
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£1,319 GBP
View
Price last confirmed 27 days ago
Retailer 22
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£1,356 GBP
View
Price last confirmed 9 days ago
Retailer 23
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£1,670 GBP
View
Price last confirmed 10 days ago
B
Retailer 24
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£1,704 GBP
View
Most Expensive
Do Amore Diamonds
27-99EC743FE · Oct 26
£2,252 GBP
$3,040 USD
View
Price last confirmed 9 days ago
24 more retailers have this diamond
Prices start from £455 GBPSave up to £1,249 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
£455 GBP