Emerald|Lab Grown|GCAL

1.70ct I VS1 Emerald Lab Grown Diamond

VG • I/VS1 • GCAL 312222030

Shape and cutting style on the report: Emerald step

Certificate GCAL 312222030

Diamond specifications and retailer prices

From €333 EUR
$372 USD
As of October 24, 2026
7 retailers carry this diamond
Most expensive: €1,543 EUR at MOH London · As of October 21, 2026
View at MOH London

About this 1.7ct lab-grown emerald diamond

This 1.7ct lab-grown emerald sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by GCAL 312222030. Listed at 7 retailers as of October 24, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.70
Carat
I
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle48°
Pavilion angle57.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 312222030
Dimensions8.17 × 5.64 × 3.81 mm
L/W Ratio1.45
Culet sizeNone
Top View
8.17 mm5.64 mm1.70 ctI / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 312222030
Side View
Table 65.0%Crown 48°GirdlePavilion 57.8°Culet: NoneDepth 67.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 24
Current: €1,543 EUR|Low: €276 EUR|High: €1,553 EUR|Avg: €739 EUR|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 18, 2026
Retailer 3€287 EUR
Retailer 6€333 EUR
Retailer 7€432 EUR
Retailer 4€576 EUR
Retailer 2€1,044 EUR
Retailer 5€1,263 EUR
MOH London€1,543 EUR

12 data points across 7 retailers

7 retailers

Retailer 1
-
€287 EUR
$321 USD
Price last confirmed 7 days ago
A
Retailer 2
-
€333 EUR
$372 USD
View
Retailer 3
-
€432 EUR
$483 USD
View
Price last confirmed 7 days ago
Retailer 4
-
€576 EUR
$644 USD
View
Price last confirmed 7 days ago
Retailer 5
-
€1,044 EUR
$1,166 USD
View
Price last confirmed 7 days ago
Retailer 6
-
€1,263 EUR
$1,411 USD
View
Price last confirmed 9 days ago
Most Expensive
MOH London
312222030 · Oct 21
€1,543 EUR
£1,357 GBP
View
Price last confirmed 9 days ago
6 more retailers have this diamond
Prices start from €333 EUR

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
1.70ct Emerald
€333 EUR