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Round|Lab Grown|IGI

1.89ct G SI2 Round Lab Grown Diamond

EX • G/SI2 • IGI LG567369608

Shape and cutting style on the report: Round brilliant

Certificate IGI LG567369608

Diamond specifications and retailer prices

From £170 GBP
$228 USD
As of October 29, 2026
Save £680 GBP (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £850 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.89ct lab-grown round diamond

This 1.89ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG567369608 or 567369608. Listed at 16 retailers as of October 29, 2026, with prices from £170 to £850, a £680 spread on the same certified stone. MOH London lists it at £850. 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

1.89
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG567369608
Dimensions8.04 × 8.08 × 4.87 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.04 mm8.08 mm1.89 ctG / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG567369608
Side View
Table 56.5%Crown 32.4°Girdle: THN-MEDPavilion 41.2°Culet: NoneDepth 60.5%

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 29
Current: £850 GBP|Low: £163 GBP|High: £856 GBP|Avg: £406 GBP|+0.6%
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
October 30, 2026
Retailer 11£170 GBP
Retailer 5£190 GBP
Retailer 3£198 GBP
Retailer 12£211 GBP
Retailer 2£287 GBP
Retailer 6£306 GBP
Retailer 8£352 GBP
Retailer 7£393 GBP
Retailer 13£411 GBP
Retailer 4£678 GBP
Retailer 10£681 GBP
Retailer 9£682 GBP
MOH London£850 GBP

40 data points across 13 retailers

16 retailers£170 GBP to £850 GBP

A
Cheapest Retailer
-
£170 GBP
$228 USD
A
Retailer 2
-
£190 GBP
$254 USD
View
Final sale: no returns
A
Retailer 3
-
£198 GBP
$265 USD
View
A
Retailer 4
-
£211 GBP
$283 USD
View
A
Retailer 5
-
£211 GBP
$283 USD
View
A
Retailer 6
-
£239 GBP
HK$2,500 HKD
View
B+
Retailer 7
-
£287 GBP
$385 USD
View
A
Retailer 8
-
£306 GBP
View
A
Retailer 9
-
£352 GBP
€449 EUR
View
A
Retailer 10
-
£393 GBP
View
B+
Retailer 11
-
£411 GBP
$551 USD
View
B+
Retailer 12
-
£537 GBP
$720 USD
View
B
Retailer 13
-
£678 GBP
$909 USD
View
B
Retailer 14
-
£681 GBP
$912 USD
View
B
Retailer 15
-
£682 GBP
SGD 1,234 SGD
View
Most Expensive
B
MOH London
LG567369608 · Oct 29
£850 GBP
View
15 more retailers have this diamond
Prices start from £170 GBPSave up to £680 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
1.89ct Round
£170 GBP