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Round|Lab Grown|IGI

1.69ct D SI2 Round Lab Grown Diamond

EX • D/SI2 • IGI LG515217429

Certificate IGI LG515217429

Diamond specifications and retailer prices

From £2,011 GBP
$2,694 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: £2,011 GBP at B2C Jewels
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at B2C Jewels

About this 1.69ct lab-grown round diamond

This 1.69ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG515217429 or 515217429. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.69
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG515217429
Dimensions7.68 × 7.62 mm
L/W Ratio1.01
Top View
7.68 mm7.62 mm1.69 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG515217429
Side View
Table 56.5%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.5%

Caratlytics Score

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C
Average
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Price History

Last verified: Oct 29
Current: £2,011 GBP|Low: £1,919 GBP|High: £3,262 GBP|Avg: £2,423 GBP|-38.4%
September 23, 2026
B2C Jewels£2,011 GBP

4 data points across 1 retailer

1 retailer

C
B2C Jewels
20030198 · Oct 29
£2,011 GBP
$2,694 USD
View

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C
1.69ct Round
£2,011 GBP