Emerald|Lab Grown|UNKNOWN

0.80ct I SI1 Emerald Lab Grown Diamond

ID • I/SI1 • UNKNOWN 50300300

Certificate UNKNOWN 50300300

Diamond specifications and retailer prices

From £202 GBP
$270 USD
As of October 29, 2026
Save £601 GBP (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £802 GBP at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 0.8ct lab-grown emerald diamond

This 0.8ct lab-grown emerald sits in the just-under-one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by UNKNOWN 50300300. Listed at 5 retailers as of October 28, 2026, with prices from £202 to £802, a £601 spread on the same certified stone. NZ Jewellers lists it at £802. 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

0.80
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 50300300
Dimensions6.71 × 4.33 × 2.75 mm
L/W Ratio1.55
Top View
6.71 mm4.33 mm0.80 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateUNKNOWN 50300300
Side View
Table 66.1%CrownGirdlePavilionCuletDepth 63.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £802 GBP|Low: £193 GBP|High: £802 GBP|Avg: £354 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 11, 2026
Retailer 2£202 GBP
Retailer 5£234 GBP
Retailer 3£249 GBP
Retailer 4£414 GBP
NZ Jewellers£802 GBP

8 data points across 5 retailers

5 retailers£202 GBP to £802 GBP

A
Cheapest Retailer
-
£202 GBP
$270 USD
B+
Retailer 2
-
£234 GBP
$313 USD
View
B+
Retailer 3
-
£249 GBP
$334 USD
View
B+
Retailer 4
-
£414 GBP
$555 USD
View
Most Expensive
B
NZ Jewellers
ba6eb80b-aff2-42b4-8379-fa0dcbe00a37 · Oct 28
£802 GBP
$1,075 USD
View
4 more retailers have this diamond
Prices start from £202 GBPSave up to £601 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
0.80ct Emerald
£202 GBP