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Emerald|Lab Grown|UNKNOWN

0.99ct K SI2 Emerald Lab Grown Diamond

ID • K/SI2 • UNKNOWN 17173173

Certificate UNKNOWN 17173173

Diamond specifications and retailer prices

From £232 GBP
As of November 6, 2026
Save £692 GBP (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £924 GBP at NZ Jewellers · As of November 6, 2026
View at NZ Jewellers

About this 0.99ct lab-grown emerald diamond

This 0.99ct lab-grown emerald sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by UNKNOWN 17173173. Listed at 5 retailers as of November 6, 2026, with prices from £232 to £924, a £692 spread on the same certified stone. NZ Jewellers lists it at £924. 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

0.99
Carat
K
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 17173173
Dimensions6.78 × 4.73 × 3.07 mm
L/W Ratio1.43
Top View
6.78 mm4.73 mm0.99 ctK / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateUNKNOWN 17173173
Side View
Table 70.6%CrownGirdlePavilionCuletDepth 64.8%

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 6
Current: £924 GBP|Low: £223 GBP|High: £924 GBP|Avg: £408 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 11, 2026
Retailer 2£232 GBP
Retailer 5£269 GBP
Retailer 3£288 GBP
Retailer 4£469 GBP
NZ Jewellers£924 GBP

7 data points across 5 retailers

5 retailers£232 GBP to £924 GBP

B+
Cheapest Retailer
-
£232 GBP
B+
Retailer 2
-
£269 GBP
View
B+
Retailer 3
-
£288 GBP
View
B+
Retailer 4
-
£469 GBP
View
Most Expensive
C
NZ Jewellers
4936d1c0-9030-438a-a40f-b7b8c50a798c · Nov 6
£924 GBP
$1,244 USD
View
4 more retailers have this diamond
Prices start from £232 GBPSave up to £692 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+
0.99ct Emerald
£232 GBP