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Round|Lab Grown|IGI

0.70ct G SI2 Round Lab Grown Diamond

EX • G/SI2 • IGI LG341863298

Shape and cutting style on the report: Round brilliant

Certificate IGI LG341863298

Diamond specifications and retailer prices

From £308 GBP
€390 EUR
As of October 29, 2026
5 retailers carry this diamond
Most expensive: £495 GBP at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 0.7ct lab-grown round diamond

This 0.7ct lab-grown round sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG341863298 or 341863298. Listed at 5 retailers as of October 29, 2026. 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

0.70
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG341863298
Dimensions5.67 × 5.59 × 3.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
The laboratory grown diamond described above is classified as Type IIa. Laserscribe on Girdle: "LAB GROWN LG 341863298"
Top View
5.67 mm5.59 mm0.70 ctG / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG341863298
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 63.5%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £495 GBP|Low: £124 GBP|High: £729 GBP|Avg: £318 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 5£124 GBP
Retailer 6£152 GBP
Retailer 9£203 GBP
Retailer 7£258 GBP
Retailer 2£308 GBP
Retailer 3£338 GBP
Retailer 8£371 GBP
NZ Jewellers£495 GBP
Retailer 4£729 GBP

14 data points across 9 retailers

5 retailers

Retailer 1
-
£124 GBP
$165 USD
Price last confirmed 31 days ago
Retailer 2
-
£152 GBP
$202 USD
View
Price last confirmed 31 days ago
B+
Retailer 3
-
£308 GBP
€390 EUR
View
Retailer 4
-
£338 GBP
$450 USD
View
Price last confirmed 19 days ago
Most Expensive
NZ Jewellers
0cdad323-3d83-4a76-93aa-1deaba14ce8a · Sep 28
£495 GBP
$659 USD
View
Price last confirmed 32 days ago
4 more retailers have this diamond
Prices start from £308 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.

B+
0.70ct Round
£308 GBP