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Round|Lab Grown|IGI

1.04ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG835657446

Shape and cutting style on the report: Round brilliant

Certificate IGI LG835657446

Diamond specifications and retailer prices

From £211 GBP
$281 USD
As of October 29, 2026
Save £1,531 GBP (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,742 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.04ct lab-grown round diamond

This 1.04ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG835657446 or 835657446. Listed at 23 retailers as of October 29, 2026, with prices from £211 to £1,742, a £1,531 spread on the same certified stone. Brilliant Earth lists it at £1,742. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835657446
Dimensions6.50 × 6.57 × 4.01 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.50 mm6.57 mm1.04 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835657446
Side View
Table 58.0%Crown 34.6°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.3%

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: Oct 29
Current: £1,742 GBP|Low: £203 GBP|High: £1,750 GBP|Avg: £608 GBP|-0.4%
Brilliant Earth
Retailer 2
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October 29, 2026
Retailer 23£211 GBP
Retailer 4£245 GBP
Retailer 10£256 GBP
Retailer 3£261 GBP
Retailer 7£261 GBP
Retailer 21£402 GBP
Retailer 12£402 GBP
Retailer 13£413 GBP
Retailer 22£415 GBP
Retailer 17£417 GBP
Retailer 8£422 GBP
Retailer 20£437 GBP
Retailer 18£449 GBP
Retailer 2£458 GBP
Retailer 14£553 GBP
Retailer 9£840 GBP
Retailer 16£878 GBP
Retailer 11£911 GBP
Retailer 5£928 GBP
Retailer 19£1,049 GBP
Retailer 15£1,076 GBP
Retailer 6£1,090 GBP
Brilliant Earth£1,742 GBP

32 data points across 23 retailers

23 retailers£211 GBP to £1,742 GBP

A
Cheapest Retailer
-
£211 GBP
$281 USD
A
Retailer 2
-
£245 GBP
$326 USD
View
A
Retailer 3
-
£256 GBP
$341 USD
View
Final sale: no returns
A
Retailer 4
-
£261 GBP
$348 USD
View
A
Retailer 5
-
£261 GBP
$348 USD
View
B+
Retailer 6
-
£402 GBP
$535 USD
View
A
Retailer 7
-
£402 GBP
$536 USD
View
A
Retailer 8
-
£413 GBP
€524 EUR
View
A
Retailer 9
-
£415 GBP
$552 USD
View
A
Retailer 10
-
£417 GBP
View
B+
Retailer 11
-
£422 GBP
$562 USD
View
B+
Retailer 12
-
£437 GBP
$582 USD
View
B+
Retailer 13
-
£449 GBP
ZAR 9,664 ZAR
View
B+
Retailer 14
-
£458 GBP
View
B+
Retailer 15
-
£553 GBP
$737 USD
View
B
Retailer 16
-
£840 GBP
$1,119 USD
View
B
Retailer 17
-
£878 GBP
$1,170 USD
View
B
Retailer 18
-
£911 GBP
CA$1,686 CAD
View
B
Retailer 19
-
£928 GBP
$1,236 USD
View
B+
Retailer 20
-
£1,049 GBP
View
B
Retailer 21
-
£1,076 GBP
$1,433 USD
View
B
Retailer 22
-
£1,090 GBP
$1,451 USD
View
Most Expensive
B
Brilliant Earth
21654135A · Oct 29
£1,742 GBP
$2,320 USD
View
22 more retailers have this diamond
Prices start from £211 GBPSave up to £1,531 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
£211 GBP