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Round|Lab Grown|IGI

1.55ct F VVS1 Round Lab Grown Diamond

ID • F/VVS1 • IGI LG678536933

Shape and cutting style on the report: Round brilliant

Certificate IGI LG678536933

Diamond specifications and retailer prices

From £195 GBP
$262 USD
As of November 1, 2026
Save £842 GBP (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,037 GBP at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG678536933 or 678536933. Listed at 24 retailers as of November 1, 2026, with prices from £195 to £1,037, a £842 spread on the same certified stone. Reve Diamonds lists it at £1,037. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678536933
Dimensions7.39 × 7.51 × 4.57 mm
L/W Ratio1.02
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 mm7.51 mm1.55 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678536933
Side View
Table 58.0%Crown 34.6°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.3%

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: Nov 1
Current: £653 GBP|Low: £194 GBP|High: £1,037 GBP|Avg: £497 GBP|+0.9%
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Retailer 21
Reve Diamonds
November 2, 2026
Retailer 13£195 GBP
Retailer 19£218 GBP
Retailer 5£227 GBP
Retailer 8£242 GBP
Retailer 9£242 GBP
Retailer 15£370 GBP
Retailer 20£373 GBP
Retailer 10£404 GBP
Retailer 12£411 GBP
Retailer 17£417 GBP
Retailer 7£439 GBP
Retailer 16£462 GBP
Retailer 21£464 GBP
Retailer 6£466 GBP
Retailer 3£563 GBP
Retailer 1£653 GBP
Retailer 14£778 GBP
Retailer 11£816 GBP
Retailer 2£858 GBP
Retailer 18£952 GBP
Retailer 4£971 GBP
Reve Diamonds£1,037 GBP

26 data points across 22 retailers

24 retailers£195 GBP to £1,037 GBP

A
Cheapest Retailer
-
£195 GBP
$262 USD
A
Retailer 2
-
£218 GBP
$293 USD
View
Final sale: no returns
A
Retailer 3
-
£227 GBP
$304 USD
View
A
Retailer 4
-
£242 GBP
$325 USD
View
Retailer 5
-
£242 GBP
$325 USD
View
Price last confirmed 8 days ago
A
Retailer 6
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£370 GBP
View
A
Retailer 7
-
£373 GBP
$500 USD
View
A
Retailer 8
-
£404 GBP
$542 USD
View
A
Retailer 9
-
£411 GBP
€525 EUR
View
A
Retailer 10
-
£417 GBP
ZAR 9,049 ZAR
View
B+
Retailer 11
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£439 GBP
$589 USD
View
B+
Retailer 12
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£462 GBP
View
B+
Retailer 13
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£464 GBP
A$958 AUD
View
B+
Retailer 14
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£466 GBP
$625 USD
View
B+
Retailer 15
-
£563 GBP
A$1,162 AUD
View
B+
Retailer 16
-
£653 GBP
$876 USD
View
B
Retailer 17
-
£778 GBP
$1,044 USD
View
B
Retailer 18
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£788 GBP
$1,057 USD
View
B
Retailer 19
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£816 GBP
$1,095 USD
View
B
Retailer 20
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£858 GBP
A$1,771 AUD
View
B
Retailer 21
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£899 GBP
$1,207 USD
View
B
Retailer 22
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£952 GBP
$1,278 USD
View
Retailer 23
-
£971 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
Reve Diamonds
B51EA6FAF · Nov 1
£1,037 GBP
$1,391 USD
View
23 more retailers have this diamond
Prices start from £195 GBPSave up to £842 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
1.55ct Round
£195 GBP