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Princess|Lab Grown|IGI

1.69ct J SI1 Princess Lab Grown Diamond

ID • J/SI1 • IGI LG436073465

Shape and cutting style on the report: Princess cut

Certificate IGI LG436073465

Diamond specifications and retailer prices

From £709 GBP
$950 USD
As of October 30, 2026
Save £2,793 GBP (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,502 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.69ct lab-grown princess diamond

This 1.69ct lab-grown princess sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436073465 or 436073465. Listed at 12 retailers as of October 29, 2026, with prices from £709 to £3,502, a £2,793 spread on the same certified stone. MOH London lists it at £3,502. 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
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle46.4°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436073465
Dimensions6.55 × 6.39 × 4.73 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
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Top View
6.55 mm6.39 mm1.69 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436073465
Side View
Table 70.0%Crown 46.4°Girdle: MediumPavilion 38.7°Culet: NoneDepth 74.0%

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: Oct 30
Current: £3,502 GBP|Low: £709 GBP|High: £3,530 GBP|Avg: £1,588 GBP|-0.5%
MOH London
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
October 30, 2026
Retailer 2£709 GBP
Retailer 9£934 GBP
Retailer 14£1,017 GBP
Retailer 15£1,046 GBP
Retailer 10£1,084 GBP
Retailer 13£1,084 GBP
Retailer 3£1,213 GBP
Retailer 6£1,264 GBP
Retailer 8£1,488 GBP
Retailer 5£1,508 GBP
Retailer 11£1,718 GBP
Retailer 4£2,021 GBP
Retailer 12£2,032 GBP
Retailer 7£3,104 GBP
MOH London£3,502 GBP

37 data points across 15 retailers

12 retailers£709 GBP to £3,502 GBP

A
Cheapest Retailer
-
£709 GBP
$950 USD
B+
Retailer 2
-
£934 GBP
$1,252 USD
View
A
Retailer 3
-
£1,017 GBP
$1,363 USD
View
A
Retailer 4
-
£1,046 GBP
$1,401 USD
View
Final sale: no returns
B+
Retailer 5
-
£1,084 GBP
$1,453 USD
View
Retailer 6
-
£1,084 GBP
$1,453 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
£1,213 GBP
$1,625 USD
View
B+
Retailer 8
-
£1,488 GBP
View
B
Retailer 9
-
£1,718 GBP
$2,302 USD
View
B
Retailer 10
-
£2,021 GBP
$2,708 USD
View
B
Retailer 11
-
£2,032 GBP
$2,723 USD
View
Most Expensive
B
MOH London
LG436073465 · Oct 29
£3,502 GBP
View
11 more retailers have this diamond
Prices start from £709 GBPSave up to £2,793 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
1.69ct Princess
£709 GBP