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Radiant|Lab Grown|IGI

1.54ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG693550615

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG693550615

Diamond specifications and retailer prices

From £160 GBP
$214 USD
As of October 30, 2026
Save £922 GBP (85%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £1,082 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.54ct lab-grown radiant diamond

This 1.54ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG693550615 or 693550615. Listed at 25 retailers as of October 30, 2026, with prices from £160 to £1,082, a £922 spread on the same certified stone. Brilliant Earth lists it at £1,082. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.8°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG693550615
Dimensions6.80 × 6.15 × 4.16 mm
L/W Ratio1.11
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
6.80 mm6.15 mm1.54 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG693550615
Side View
Table 68.0%Crown 46.8°Girdle: Slightly ThickPavilion 34°Culet: NoneDepth 67.6%

Caratlytics Score

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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: Oct 30
Current: £1,082 GBP|Low: £154 GBP|High: £1,373 GBP|Avg: £488 GBP|-21.2%
Brilliant Earth
Retailer 2
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Retailer 19
October 31, 2026
Retailer 3£160 GBP
Retailer 2£178 GBP
Retailer 8£185 GBP
Retailer 5£198 GBP
Retailer 9£198 GBP
Retailer 13£280 GBP
Retailer 18£321 GBP
Retailer 16£340 GBP
Retailer 12£367 GBP
Retailer 10£389 GBP
Retailer 17£463 GBP
Retailer 7£637 GBP
Retailer 19£639 GBP
Retailer 6£674 GBP
Retailer 14£720 GBP
Retailer 11£773 GBP
Retailer 15£798 GBP
Retailer 4£806 GBP
Brilliant Earth£1,082 GBP

44 data points across 19 retailers

25 retailers£160 GBP to £1,082 GBP

A
Cheapest Retailer
-
£160 GBP
$214 USD
A
Retailer 2
-
£178 GBP
$239 USD
View
Final sale: no returns
A
Retailer 3
-
£185 GBP
$248 USD
View
A
Retailer 4
-
£198 GBP
$265 USD
View
A
Retailer 5
-
£198 GBP
$265 USD
View
A
Retailer 6
-
£220 GBP
HK$2,300 HKD
View
B+
Retailer 7
-
£280 GBP
$375 USD
View
A
Retailer 8
-
£321 GBP
€409 EUR
View
A
Retailer 9
-
£340 GBP
ZAR 7,368 ZAR
View
A
Retailer 10
-
£367 GBP
View
A
Retailer 11
-
£389 GBP
$521 USD
View
A
Retailer 12
-
£398 GBP
$533 USD
View
A
Retailer 13
-
£463 GBP
A$954 AUD
View
B+
Retailer 14
-
£637 GBP
$853 USD
View
B+
Retailer 15
-
£639 GBP
$856 USD
View
B+
Retailer 16
-
£642 GBP
SGD 1,163 SGD
View
B+
Retailer 17
-
£674 GBP
$903 USD
View
B+
Retailer 18
-
£676 GBP
$906 USD
View
B+
Retailer 19
-
£720 GBP
A$1,485 AUD
View
B
Retailer 20
-
£773 GBP
View
B
Retailer 21
-
£798 GBP
View
Retailer 22
-
£806 GBP
$1,080 USD
View
Price last confirmed 17 days ago
B
Retailer 23
-
£807 GBP
$1,081 USD
View
B
Retailer 24
-
£924 GBP
$1,239 USD
View
Most Expensive
B
Brilliant Earth
17804893A · Oct 31
£1,082 GBP
$1,450 USD
View
24 more retailers have this diamond
Prices start from £160 GBPSave up to £922 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 Radiant
£160 GBP