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Round|Lab Grown|IGI

1.54ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG749569095

Shape and cutting style on the report: Round brilliant

Certificate IGI LG749569095

Diamond specifications and retailer prices

From £169 GBP
As of November 5, 2026
Save £783 GBP (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £952 GBP at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG749569095 or 749569095. Listed at 23 retailers as of November 4, 2026, with prices from £169 to £952, a £783 spread on the same certified stone. Reve Diamonds lists it at £952. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.54
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749569095
Dimensions7.39 × 7.35 × 4.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.39 mm7.35 mm1.54 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749569095
Side View
Table 58.0%Crown 36.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £384 GBP|Low: £168 GBP|High: £952 GBP|Avg: £451 GBP|+3.6%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Reve Diamonds
November 6, 2026
Retailer 8£169 GBP
Retailer 15£189 GBP
Retailer 18£196 GBP
Retailer 4£210 GBP
Retailer 5£210 GBP
Retailer 2£332 GBP
Retailer 6£356 GBP
Retailer 11£359 GBP
Retailer 1£384 GBP
Retailer 14£395 GBP
Retailer 3£398 GBP
Retailer 17£433 GBP
Retailer 12£546 GBP
Retailer 10£661 GBP
Retailer 9£674 GBP
Retailer 13£676 GBP
Retailer 7£713 GBP
Retailer 16£840 GBP
Reve Diamonds£952 GBP

36 data points across 19 retailers

23 retailers£169 GBP to £952 GBP

Retailer 1
-
£168 GBP
Price last confirmed 46 days ago
A
Retailer 2
-
£169 GBP
View
A
Retailer 3
-
£189 GBP
View
Final sale: no returns
A
Retailer 4
-
£196 GBP
View
Retailer 5
-
£205 GBP
View
Price last confirmed 46 days ago
A
Retailer 6
-
£210 GBP
View
Retailer 7
-
£210 GBP
View
Price last confirmed 12 days ago
A
Retailer 8
-
£332 GBP
View
A
Retailer 9
-
£356 GBP
View
A
Retailer 10
-
£359 GBP
View
A
Retailer 11
-
£384 GBP
View
A
Retailer 12
-
£395 GBP
View
B+
Retailer 13
-
£398 GBP
View
B+
Retailer 14
-
£433 GBP
View
B+
Retailer 15
-
£546 GBP
View
B+
Retailer 16
-
£555 GBP
View
Retailer 17
-
£661 GBP
View
Price last confirmed 8 days ago
Retailer 18
-
£668 GBP
View
Price last confirmed 46 days ago
B
Retailer 19
-
£674 GBP
View
B
Retailer 20
-
£676 GBP
View
B
Retailer 21
-
£713 GBP
View
B
Retailer 22
-
£840 GBP
View
Most Expensive
B
Reve Diamonds
3E4D22DC3 · Nov 4
£952 GBP
$1,282 USD
View
22 more retailers have this diamond
Prices start from £169 GBPSave up to £783 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
1.54ct Round
£169 GBP