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Emerald|Lab Grown|UNKNOWN

0.50ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • UNKNOWN 4115581558

Certificate UNKNOWN 4115581558

Diamond specifications and retailer prices

From £134 GBP
$179 USD
As of November 1, 2026
Save £399 GBP (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £533 GBP at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 0.5ct lab-grown emerald diamond

This 0.5ct lab-grown emerald sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by UNKNOWN 4115581558. Listed at 5 retailers as of October 31, 2026, with prices from £134 to £533, a £399 spread on the same certified stone. NZ Jewellers lists it at £533. 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

0.50
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 4115581558
Dimensions5.44 × 3.80 × 2.38 mm
L/W Ratio1.43
Top View
5.44 mm3.80 mm0.50 ctF / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateUNKNOWN 4115581558
Side View
Table 68.8%CrownGirdlePavilionCuletDepth 62.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £533 GBP|Low: £128 GBP|High: £533 GBP|Avg: £238 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 11, 2026
Retailer 2£134 GBP
Retailer 5£155 GBP
Retailer 3£166 GBP
Retailer 4£293 GBP
NZ Jewellers£533 GBP

8 data points across 5 retailers

5 retailers£134 GBP to £533 GBP

B+
Cheapest Retailer
-
£134 GBP
$179 USD
B+
Retailer 2
-
£155 GBP
$208 USD
View
B+
Retailer 3
-
£166 GBP
$222 USD
View
B
Retailer 4
-
£293 GBP
$393 USD
View
Most Expensive
C
NZ Jewellers
76a60558-3933-4889-84c1-3483bb59a753 · Oct 31
£533 GBP
$714 USD
View
4 more retailers have this diamond
Prices start from £134 GBPSave up to £399 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+
0.50ct Emerald
£134 GBP