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Emerald|Lab Grown|IGI

1.02ct D SI1 Emerald Lab Grown Diamond

EX • D/SI1 • IGI LG669425877

Shape and cutting style on the report: Emerald cut

Certificate IGI LG669425877

Diamond specifications and retailer prices

From £126 GBP
$168 USD
As of October 30, 2026
Save £694 GBP (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £820 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.02ct lab-grown emerald diamond

This 1.02ct lab-grown emerald sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG669425877 or 669425877. Listed at 16 retailers as of October 30, 2026, with prices from £126 to £820, a £694 spread on the same certified stone. Reve Diamonds lists it at £820. 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

1.02
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669425877
Dimensions6.77 × 4.92 × 3.21 mm
L/W Ratio1.38
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
6.77 mm4.92 mm1.02 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669425877
Side View
Table 61.0%Crown 33.1°Girdle: MED-STKPavilion 40.8°Culet: LargeDepth 65.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £278 GBP|Low: £99 GBP|High: £820 GBP|Avg: £382 GBP|+5.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Reve Diamonds
October 30, 2026
Retailer 2£126 GBP
Retailer 3£141 GBP
Retailer 9£146 GBP
Retailer 5£156 GBP
Retailer 13£156 GBP
Retailer 1£278 GBP
Retailer 11£280 GBP
Retailer 7£281 GBP
Retailer 10£338 GBP
Retailer 12£407 GBP
Retailer 14£503 GBP
Retailer 4£544 GBP
Retailer 6£616 GBP
Retailer 8£735 GBP
Reve Diamonds£820 GBP

46 data points across 15 retailers

16 retailers£126 GBP to £820 GBP

Retailer 1
-
£125 GBP
$167 USD
Price last confirmed 38 days ago
A
Retailer 2
-
£126 GBP
$168 USD
View
A
Retailer 3
-
£141 GBP
$188 USD
View
Final sale: no returns
A
Retailer 4
-
£146 GBP
$195 USD
View
A
Retailer 5
-
£156 GBP
$208 USD
View
A
Retailer 6
-
£156 GBP
$208 USD
View
B+
Retailer 7
-
£278 GBP
View
B+
Retailer 8
-
£280 GBP
$373 USD
View
B+
Retailer 9
-
£281 GBP
€357 EUR
View
B+
Retailer 10
-
£338 GBP
$450 USD
View
B
Retailer 11
-
£407 GBP
$542 USD
View
Retailer 12
-
£477 GBP
$635 USD
View
Price last confirmed 37 days ago
B
Retailer 13
-
£503 GBP
$670 USD
View
B
Retailer 14
-
£544 GBP
$724 USD
View
B
Retailer 15
-
£735 GBP
View
Most Expensive
B
Reve Diamonds
7435A7473 · Oct 30
£820 GBP
$1,092 USD
View
15 more retailers have this diamond
Prices start from £126 GBPSave up to £694 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
1.02ct Emerald
£126 GBP