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Emerald|Lab Grown|IGI

1.27ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG508156174

Shape and cutting style on the report: Emerald cut

Certificate IGI LG508156174

Diamond specifications and retailer prices

From HK$5,492 HKD
$700 USD
As of October 31, 2026
Save HK$11,706 HKD (68%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$22,200 HKD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.27ct lab-grown emerald diamond

This 1.27ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG508156174 or 508156174. Listed at 13 retailers as of October 31, 2026, with a 213% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.27
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle26.9°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508156174
Dimensions7.56 × 5.12 × 3.23 mm
L/W Ratio1.48
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.56 mm5.12 mm1.27 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG508156174
Side View
Table 64.0%Crown 26.9°Girdle: MediumPavilion 35°Culet: LNGDepth 63.1%

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: Oct 31
Current: HK$11,097 HKD|Low: HK$5,492 HKD|High: HK$27,482 HKD|Avg: HK$11,234 HKD|+0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 6HK$5,492 HKD
Retailer 9HK$6,238 HKD
Retailer 3HK$6,787 HKD
Retailer 4HK$6,975 HKD
Retailer 2HK$7,234 HKD
Retailer 10HK$7,234 HKD
Retailer 7HK$8,631 HKD
Retailer 1HK$11,097 HKD
Retailer 11HK$11,675 HKD
Retailer 8HK$17,199 HKD
Retailer 12HK$20,337 HKD
Retailer 5HK$27,114 HKD

44 data points across 12 retailers

13 retailersHK$5,492 HKD to HK$17,199 HKD

B+
Cheapest Retailer
-
HK$5,492 HKD
$700 USD
B
Retailer 2
-
HK$6,238 HKD
$795 USD
View
B
Retailer 3
-
HK$6,787 HKD
$865 USD
View
B
Retailer 4
-
HK$6,975 HKD
$889 USD
View
Final sale: no returns
B
Retailer 5
-
HK$7,234 HKD
$922 USD
View
Retailer 6
-
HK$7,234 HKD
$922 USD
View
Price last confirmed 21 days ago
B
Retailer 7
-
HK$8,631 HKD
$1,100 USD
View
B
Retailer 8
-
HK$11,097 HKD
£1,114 GBP
View
B
Retailer 9
-
HK$11,675 HKD
$1,488 USD
View
B
Retailer 10
-
HK$17,199 HKD
$2,192 USD
View
Retailer 11
-
HK$20,337 HKD
$2,592 USD
View
Price under review
Most Expensive
Reve Diamonds
026933AEC · Nov 1
HK$22,200 HKD
$2,829 USD
View
Price under review
11 more retailers have this diamond
Prices start from HK$5,492 HKDSave up to HK$11,706 HKD

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+
1.27ct Emerald
HK$5,492 HKD