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Round|Lab Grown|IGI

1.53ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG696524470

Shape and cutting style on the report: Round brilliant

Certificate IGI LG696524470

Diamond specifications and retailer prices

From £261 GBP
As of November 3, 2026
Save £2,236 GBP (90%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: £2,496 GBP at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

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 LG696524470 or 696524470. Listed at 27 retailers as of November 3, 2026, with prices from £261 to £2,496, a £2,236 spread on the same certified stone. Brilliant Earth lists it at £2,496. 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 angle33.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696524470
Dimensions7.50 × 7.47 × 4.48 mm
L/W Ratio1.00
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
7.50 mm7.47 mm1.53 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696524470
Side View
Table 60.0%Crown 33.2°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 59.8%

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: £2,496 GBP|Low: £259 GBP|High: £2,496 GBP|Avg: £673 GBP
Brilliant Earth
Retailer 2
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November 4, 2026
Retailer 12£261 GBP
Retailer 21£291 GBP
Retailer 5£303 GBP
Retailer 8£324 GBP
Retailer 9£324 GBP
Retailer 17£413 GBP
Retailer 4£437 GBP
Retailer 7£513 GBP
Retailer 10£520 GBP
Retailer 16£536 GBP
Retailer 18£558 GBP
Retailer 13£575 GBP
Retailer 6£737 GBP
Retailer 3£751 GBP
Retailer 2£949 GBP
Retailer 14£1,040 GBP
Retailer 15£1,070 GBP
Retailer 20£1,222 GBP
Retailer 11£1,244 GBP
Retailer 19£1,264 GBP
Retailer 22£1,281 GBP
Brilliant Earth£2,496 GBP

28 data points across 22 retailers

27 retailers£261 GBP to £2,496 GBP

A
Cheapest Retailer
-
£261 GBP
A
Retailer 2
-
£291 GBP
View
Final sale: no returns
A
Retailer 3
-
£303 GBP
View
Retailer 4
-
£324 GBP
View
Price last confirmed 10 days ago
A
Retailer 5
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£324 GBP
View
A
Retailer 6
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£413 GBP
View
A
Retailer 7
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£437 GBP
View
A
Retailer 8
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£513 GBP
View
A
Retailer 9
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£520 GBP
View
A
Retailer 10
-
£536 GBP
View
A
Retailer 11
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£547 GBP
View
A
Retailer 12
-
£558 GBP
View
A
Retailer 13
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£575 GBP
View
B+
Retailer 14
-
£737 GBP
View
A
Retailer 15
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£751 GBP
View
B+
Retailer 16
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£853 GBP
View
B+
Retailer 17
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£949 GBP
View
Retailer 18
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£1,030 GBP
View
Price last confirmed 44 days ago
B+
Retailer 19
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£1,040 GBP
View
B+
Retailer 20
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£1,070 GBP
View
B+
Retailer 21
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£1,085 GBP
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B+
Retailer 22
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£1,179 GBP
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B+
Retailer 23
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£1,222 GBP
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B
Retailer 24
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£1,244 GBP
View
B+
Retailer 25
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£1,264 GBP
View
B+
Retailer 26
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£1,281 GBP
View
Most Expensive
B
Brilliant Earth
14819075A · Nov 3
£2,496 GBP
$3,370 USD
View
26 more retailers have this diamond
Prices start from £261 GBPSave up to £2,236 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
£261 GBP