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Round|Lab Grown|IGI

1.54ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG770649137

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770649137

Diamond specifications and retailer prices

From £220 GBP
$295 USD
As of November 1, 2026
Save £896 GBP (80%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £2,000 GBP at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG770649137 or 770649137. Listed at 26 retailers as of November 1, 2026, with a 407% 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

1.54
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770649137
Dimensions7.46 × 7.51 × 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
7.46 mm7.51 mm1.54 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770649137
Side View
Table 56.0%Crown 33.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.3%

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 1
Current: £2,000 GBP|Low: £211 GBP|High: £2,000 GBP|Avg: £629 GBP
Brilliant Earth
Retailer 2
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Retailer 12
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Retailer 19
November 1, 2026
Retailer 4£220 GBP
Retailer 3£255 GBP
Retailer 6£273 GBP
Retailer 7£273 GBP
Retailer 10£367 GBP
Retailer 18£369 GBP
Retailer 12£380 GBP
Retailer 17£469 GBP
Retailer 13£482 GBP
Retailer 14£491 GBP
Retailer 15£499 GBP
Retailer 16£635 GBP
Retailer 19£701 GBP
Retailer 8£876 GBP
Retailer 5£877 GBP
Retailer 11£958 GBP
Retailer 9£1,019 GBP
Retailer 2£1,094 GBP
Brilliant Earth£2,000 GBP

38 data points across 19 retailers

26 retailers£220 GBP to £1,117 GBP

A
Cheapest Retailer
-
£220 GBP
$295 USD
A
Retailer 2
-
£246 GBP
$329 USD
View
Final sale: no returns
A
Retailer 3
-
£255 GBP
$342 USD
View
Retailer 4
-
£273 GBP
$366 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£273 GBP
$366 USD
View
A
Retailer 6
-
£367 GBP
$492 USD
View
A
Retailer 7
-
£369 GBP
$495 USD
View
A
Retailer 8
-
£380 GBP
View
B+
Retailer 9
-
£467 GBP
$626 USD
View
B+
Retailer 10
-
£469 GBP
ZAR 10,147 ZAR
View
B+
Retailer 11
-
£482 GBP
View
B+
Retailer 12
-
£484 GBP
$648 USD
View
B+
Retailer 13
-
£491 GBP
€626 EUR
View
B+
Retailer 14
-
£499 GBP
A$1,028 AUD
View
B+
Retailer 15
-
£635 GBP
A$1,308 AUD
View
B+
Retailer 16
-
£701 GBP
$939 USD
View
B
Retailer 17
-
£876 GBP
SGD 1,587 SGD
View
B
Retailer 18
-
£877 GBP
$1,175 USD
View
B
Retailer 19
-
£913 GBP
$1,223 USD
View
B
Retailer 20
-
£958 GBP
$1,283 USD
View
Retailer 21
-
£1,019 GBP
A$2,101 AUD
View
Price last confirmed 25 days ago
Retailer 22
-
£1,031 GBP
$1,382 USD
View
Price last confirmed 91 days ago
B
Retailer 23
-
£1,049 GBP
$1,405 USD
View
B
Retailer 24
-
£1,094 GBP
View
B
Retailer 25
-
£1,117 GBP
$1,496 USD
View
Most Expensive
Brilliant Earth
18212228A · Oct 16
£2,000 GBP
$2,680 USD
View
Price last confirmed 16 days ago
25 more retailers have this diamond
Prices start from £220 GBPSave up to £896 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
£220 GBP