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Emerald|Lab Grown|IGI

1.04ct D SI1 Emerald Lab Grown Diamond

VG • D/SI1 • IGI LG678583363

Shape and cutting style on the report: Emerald cut

Certificate IGI LG678583363

Diamond specifications and retailer prices

From £155 GBP
$206 USD
As of October 30, 2026
Save £1,137 GBP (88%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,292 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.04ct lab-grown emerald diamond

This 1.04ct lab-grown emerald sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG678583363 or 678583363. Listed at 9 retailers as of October 29, 2026, with prices from £155 to £1,292, a £1,137 spread on the same certified stone. Do Amore Diamonds lists it at £1,292. 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

1.04
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.6°
Pavilion angle44.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678583363
Dimensions7.00 × 4.49 × 3.25 mm
L/W Ratio1.56
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.00 mm4.49 mm1.04 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG678583363
Side View
Table 71.0%Crown 36.6°Girdle: Slightly ThickPavilion 44.8°Culet: LargeDepth 72.4%

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 30
Current: £1,292 GBP|Low: £149 GBP|High: £1,573 GBP|Avg: £620 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 19, 2026
Retailer 7£155 GBP
Retailer 10£179 GBP
Retailer 8£332 GBP
Retailer 5£360 GBP
Retailer 11£369 GBP
Retailer 3£403 GBP
Retailer 6£619 GBP
Retailer 4£658 GBP
Retailer 9£681 GBP
Retailer 2£854 GBP
Do Amore Diamonds£1,292 GBP
Retailer 12£1,573 GBP

14 data points across 12 retailers

9 retailers£155 GBP to £1,292 GBP

A
Cheapest Retailer
-
£155 GBP
$206 USD
B+
Retailer 2
-
£179 GBP
$239 USD
View
B+
Retailer 3
-
£332 GBP
$442 USD
View
B+
Retailer 4
-
£360 GBP
$480 USD
View
B
Retailer 5
-
£369 GBP
$492 USD
View
B
Retailer 6
-
£619 GBP
$824 USD
View
B
Retailer 7
-
£681 GBP
$907 USD
View
B
Retailer 8
-
£854 GBP
View
Most Expensive
C
Do Amore Diamonds
7-1675407 · Oct 29
£1,292 GBP
$1,720 USD
View
8 more retailers have this diamond
Prices start from £155 GBPSave up to £1,137 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
1.04ct Emerald
£155 GBP