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Emerald|Lab Grown|IGI

3.70ct F VS1 Emerald Lab Grown Diamond

VG • F/VS1 • IGI LG817648099

Shape and cutting style on the report: Emerald cut

Certificate IGI LG817648099

Diamond specifications and retailer prices

From £827 GBP
$1,110 USD
As of November 2, 2026
Save £2,570 GBP (76%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £3,397 GBP at Diamonds Direct · As of November 1, 2026
View at Diamonds Direct

About this 3.7ct lab-grown emerald diamond

This 3.7ct lab-grown emerald sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG817648099 or 817648099. Listed at 8 retailers as of November 1, 2026, with prices from £827 to £3,397, a £2,570 spread on the same certified stone. Diamonds Direct lists it at £3,397. 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

3.70
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817648099
Dimensions10.22 × 7.36 × 5.12 mm
L/W Ratio1.39
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.22 mm7.36 mm3.70 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817648099
Side View
Table 64.0%Crown 31.8°Girdle: STK-THKPavilion 41.5°Culet: LargeDepth 69.6%

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: Nov 2
Current: £3,397 GBP|Low: £549 GBP|High: £3,397 GBP|Avg: £1,861 GBP|+22.2%
Diamonds Direct
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 3, 2026
Retailer 6£549 GBP
Retailer 8£827 GBP
Retailer 2£907 GBP
Retailer 3£1,317 GBP
Retailer 5£2,381 GBP
Retailer 7£2,735 GBP
Retailer 4£3,018 GBP
Diamonds Direct£3,397 GBP

45 data points across 8 retailers

8 retailers£827 GBP to £3,397 GBP

Retailer 1
-
£549 GBP
$737 USD
Price last confirmed 17 days ago
B+
Retailer 2
-
£827 GBP
$1,110 USD
View
A
Retailer 3
-
£907 GBP
View
B+
Retailer 4
-
£1,317 GBP
ZAR 28,543 ZAR
View
Retailer 5
-
£2,381 GBP
$3,195 USD
View
Price last confirmed 15 days ago
B
Retailer 6
-
£2,735 GBP
$3,671 USD
View
B
Retailer 7
-
£3,018 GBP
$4,050 USD
View
Most Expensive
C
Diamonds Direct
1046731 · Nov 1
£3,397 GBP
$4,559 USD
View
7 more retailers have this diamond
Prices start from £827 GBPSave up to £2,570 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
3.70ct Emerald
£827 GBP