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Round|Lab Grown|IGI

1.60ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG447002179

Shape and cutting style on the report: Round brilliant

Certificate IGI LG447002179

Diamond specifications and retailer prices

From £672 GBP
$900 USD
As of October 30, 2026
Save £2,971 GBP (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,643 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 1.6ct lab-grown round diamond

This 1.6ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447002179 or 447002179. Listed at 11 retailers as of October 25, 2026, with prices from £672 to £3,643, a £2,971 spread on the same certified stone. MOH London lists it at £3,643. 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

1.60
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447002179
Dimensions7.60 × 7.57 × 4.52 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.60 mm7.57 mm1.60 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447002179
Side View
Table 58.5%Crown 32.2°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 59.5%

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 30
Current: £3,643 GBP|Low: £672 GBP|High: £3,686 GBP|Avg: £1,617 GBP|+0.1%
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
October 30, 2026
Retailer 2£672 GBP
Retailer 8£976 GBP
Retailer 11£1,062 GBP
Retailer 13£1,093 GBP
Retailer 9£1,132 GBP
Retailer 14£1,132 GBP
Retailer 5£1,306 GBP
Retailer 7£1,419 GBP
Retailer 4£1,562 GBP
Retailer 10£1,790 GBP
Retailer 3£2,110 GBP
Retailer 12£2,122 GBP
Retailer 6£2,534 GBP
MOH London£3,643 GBP

24 data points across 14 retailers

11 retailers£672 GBP to £3,643 GBP

A
Cheapest Retailer
-
£672 GBP
$900 USD
B+
Retailer 2
-
£976 GBP
$1,308 USD
View
B+
Retailer 3
-
£1,062 GBP
$1,423 USD
View
B+
Retailer 4
-
£1,093 GBP
$1,464 USD
View
Final sale: no returns
B+
Retailer 5
-
£1,132 GBP
$1,517 USD
View
Retailer 6
-
£1,132 GBP
$1,517 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
£1,419 GBP
View
B
Retailer 8
-
£1,790 GBP
$2,399 USD
View
B
Retailer 9
-
£2,110 GBP
$2,827 USD
View
B
Retailer 10
-
£2,122 GBP
$2,843 USD
View
Most Expensive
B
MOH London
LG447002179 · Oct 25
£3,643 GBP
View
10 more retailers have this diamond
Prices start from £672 GBPSave up to £2,971 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
1.60ct Round
£672 GBP