Oval|Lab Grown|UNKNOWN

1.81ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • UNKNOWN 233844933

Certificate UNKNOWN 233844933

Diamond specifications and retailer prices

From £157 GBP
$209 USD
As of October 29, 2026
Save £468 GBP (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £625 GBP at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 1.81ct lab-grown oval diamond

This 1.81ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by UNKNOWN 233844933. Listed at 4 retailers as of October 28, 2026, with prices from £157 to £625, a £468 spread on the same certified stone. NZ Jewellers lists it at £625. 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

1.81
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 233844933
Dimensions9.79 × 6.90 × 4.18 mm
L/W Ratio1.42
Top View
9.79 mm6.90 mm1.81 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateUNKNOWN 233844933
Side View
Table 62.0%CrownGirdlePavilionCuletDepth 60.6%

Caratlytics Score

How it works →
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: £625 GBP|Low: £150 GBP|High: £625 GBP|Avg: £253 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 11, 2026
Retailer 2£157 GBP
Retailer 4£182 GBP
Retailer 3£194 GBP
Retailer 5£194 GBP
Retailer 6£263 GBP
NZ Jewellers£625 GBP

7 data points across 6 retailers

4 retailers£157 GBP to £625 GBP

A
Cheapest Retailer
-
£157 GBP
$209 USD
B+
Retailer 2
-
£182 GBP
$242 USD
View
B+
Retailer 3
-
£194 GBP
$259 USD
View
Most Expensive
B
NZ Jewellers
dcb229c6-e800-40a0-94f6-57b447f9fe5b · Oct 28
£625 GBP
$832 USD
View
3 more retailers have this diamond
Prices start from £157 GBPSave up to £468 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
1.81ct Oval
£157 GBP