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Round|Lab Grown|IGI

1.04ct E VVS1 Round Lab Grown Diamond

ID • E/VVS1 • IGI LG781618221

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781618221

Diamond specifications and retailer prices

From £139 GBP
$185 USD
As of October 29, 2026
Save £1,263 GBP (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,402 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.04ct lab-grown round diamond

This 1.04ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG781618221 or 781618221. Listed at 23 retailers as of October 27, 2026, with prices from £139 to £1,402, a £1,263 spread on the same certified stone. Queensmith lists it at £1,402. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781618221
Dimensions6.49 × 6.52 × 4.01 mm
L/W Ratio1.00
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
6.49 mm6.52 mm1.04 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781618221
Side View
Table 58.0%Crown 34.7°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.6%

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: Oct 29
Current: £310 GBP|Low: £211 GBP|High: £815 GBP|Avg: £400 GBP|+5.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 2£233 GBP
Retailer 6£276 GBP
Retailer 4£289 GBP
Retailer 7£296 GBP
Retailer 1£310 GBP
Retailer 5£319 GBP
Retailer 3£352 GBP
Retailer 8£420 GBP
Retailer 11£436 GBP
Retailer 10£691 GBP
Retailer 9£807 GBP

38 data points across 11 retailers

23 retailers£139 GBP to £1,402 GBP

A
Cheapest Retailer
-
£139 GBP
$185 USD
A
Retailer 2
-
£155 GBP
$207 USD
View
Final sale: no returns
A
Retailer 3
-
£161 GBP
$215 USD
View
A
Retailer 4
-
£172 GBP
$229 USD
View
A
Retailer 5
-
£172 GBP
$229 USD
View
A
Retailer 6
-
£192 GBP
HK$2,000 HKD
View
B+
Retailer 7
-
£233 GBP
$310 USD
View
A
Retailer 8
-
£276 GBP
$367 USD
View
A
Retailer 9
-
£289 GBP
View
A
Retailer 10
-
£296 GBP
ZAR 6,365 ZAR
View
B+
Retailer 11
-
£310 GBP
View
B+
Retailer 12
-
£319 GBP
€405 EUR
View
B+
Retailer 13
-
£352 GBP
$469 USD
View
B+
Retailer 14
-
£420 GBP
A$861 AUD
View
B+
Retailer 15
-
£436 GBP
$580 USD
View
B+
Retailer 16
-
£469 GBP
SGD 844 SGD
View
B
Retailer 17
-
£554 GBP
$738 USD
View
B
Retailer 18
-
£577 GBP
$768 USD
View
B
Retailer 19
-
£594 GBP
$792 USD
View
B
Retailer 20
-
£691 GBP
$920 USD
View
Price last confirmed 13 days ago
B
Retailer 21
-
£807 GBP
View
B
Retailer 22
-
£860 GBP
$1,146 USD
View
Most Expensive
B
Queensmith
LG781618221 · Oct 27
£1,402 GBP
View
22 more retailers have this diamond
Prices start from £139 GBPSave up to £1,263 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
1.04ct Round
£139 GBP