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Round|Lab Grown|IGI

1.55ct H VVS2 Round Lab Grown Diamond

ID • H/VVS2 • IGI LG778614677

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778614677

Diamond specifications and retailer prices

From £197 GBP
As of November 3, 2026
Save £899 GBP (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,095 GBP at With Clarity · As of November 3, 2026
View at With Clarity

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 H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778614677 or 778614677. Listed at 19 retailers as of November 3, 2026, with prices from £197 to £1,095, a £899 spread on the same certified stone. With Clarity lists it at £1,095. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
H
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778614677
Dimensions7.34 × 7.40 × 4.59 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
7.34 mm7.40 mm1.55 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778614677
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.3%

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 3
Current: £380 GBP|Low: £189 GBP|High: £1,208 GBP|Avg: £533 GBP|-0.2%
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
With Clarity
November 3, 2026
Retailer 16£197 GBP
Retailer 5£229 GBP
Retailer 2£245 GBP
Retailer 7£245 GBP
Retailer 15£362 GBP
Retailer 9£372 GBP
Retailer 1£380 GBP
Retailer 3£406 GBP
Retailer 13£421 GBP
Retailer 10£437 GBP
Retailer 4£441 GBP
Retailer 11£572 GBP
Retailer 17£615 GBP
Retailer 12£630 GBP
Retailer 6£786 GBP
Retailer 14£979 GBP
With Clarity£1,074 GBP
Retailer 8£1,208 GBP

37 data points across 18 retailers

19 retailers£197 GBP to £1,095 GBP

A
Cheapest Retailer
-
£197 GBP
A
Retailer 2
-
£229 GBP
View
A
Retailer 3
-
£245 GBP
View
Retailer 4
-
£245 GBP
View
Price last confirmed 10 days ago
A
Retailer 5
-
£362 GBP
View
A
Retailer 6
-
£372 GBP
View
A
Retailer 7
-
£380 GBP
View
A
Retailer 8
-
£406 GBP
View
A
Retailer 9
-
£421 GBP
View
A
Retailer 10
-
£437 GBP
View
B+
Retailer 11
-
£441 GBP
View
B+
Retailer 12
-
£572 GBP
View
Retailer 13
-
£615 GBP
View
Price last confirmed 28 days ago
Retailer 14
-
£628 GBP
View
Price last confirmed 115 days ago
B
Retailer 15
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£630 GBP
View
B
Retailer 16
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£786 GBP
View
B
Retailer 17
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£823 GBP
View
B
Retailer 18
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£979 GBP
View
Most Expensive
B
With Clarity
778614677 · Nov 3
£1,095 GBP
$1,469 USD
View
18 more retailers have this diamond
Prices start from £197 GBPSave up to £899 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
£197 GBP