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Oval|Lab Grown|IGI

0.74ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG621493489

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG621493489

Diamond specifications and retailer prices

From £79 GBP
$105 USD
As of October 29, 2026
Save £237 GBP (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £315 GBP at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 0.74ct lab-grown oval diamond

This 0.74ct lab-grown oval sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG621493489 or 621493489. Listed at 9 retailers as of October 28, 2026, with prices from £79 to £315, a £237 spread on the same certified stone. NZ Jewellers lists it at £315. 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

0.74
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621493489
Dimensions7.37 × 5.08 × 3.21 mm
L/W Ratio1.45
Girdle conditionFaceted
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
7.37 mm5.08 mm0.74 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621493489
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.2%

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: £315 GBP|Low: £79 GBP|High: £458 GBP|Avg: £238 GBP
NZ Jewellers
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 29, 2026
Retailer 2£79 GBP
Retailer 13£92 GBP
Retailer 8£104 GBP
Retailer 10£115 GBP
Retailer 14£170 GBP
Retailer 7£193 GBP
Retailer 11£197 GBP
Retailer 6£197 GBP
Retailer 12£214 GBP
Retailer 4£261 GBP
Retailer 9£278 GBP
NZ Jewellers£315 GBP
Retailer 3£450 GBP
Retailer 5£458 GBP

3 data points across 14 retailers

9 retailers£79 GBP to £315 GBP

A
Cheapest Retailer
-
£79 GBP
$105 USD
A
Retailer 2
-
£92 GBP
$122 USD
View
A
Retailer 3
-
£104 GBP
$139 USD
View
A
Retailer 4
-
£115 GBP
HK$1,200 HKD
View
A
Retailer 5
-
£193 GBP
View
A
Retailer 6
-
£197 GBP
$262 USD
View
A
Retailer 7
-
£214 GBP
View
B+
Retailer 8
-
£278 GBP
$370 USD
View
Most Expensive
B+
NZ Jewellers
52722ace-376a-48a6-885c-cf29a9ee247c · Oct 28
£315 GBP
$420 USD
View
8 more retailers have this diamond
Prices start from £79 GBPSave up to £237 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
0.74ct Oval
£79 GBP