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Emerald|Natural|GIA

1.21ct I SI1 Emerald Natural Diamond

EX • I/SI1 • GIA 6552390612

Certificate GIA 6552390612

Diamond specifications and retailer prices

From HK$18,245 HKD
As of November 5, 2026
Save HK$11,486 HKD (39%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$29,731 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1.21ct natural emerald diamond

This 1.21ct natural emerald sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552390612. Listed at 3 retailers as of November 2, 2026, with prices from HK$18,245 to HK$29,731, a HK$11,486 spread on the same certified stone. MOH London lists it at HK$29,731. 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

1.21
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552390612
Dimensions7.13 × 5.10 × 3.31 mm
L/W Ratio1.40
Culet sizeNone
Key to symbols
Knot, Cloud, Feather, Crystal, Needle
Top View
7.13 mm5.10 mm1.21 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552390612
Side View
Table 67.0%CrownGirdle: ThickPavilionCulet: NoneDepth 65.0%

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 5
Current: HK$29,731 HKD|Low: HK$18,245 HKD|High: HK$30,816 HKD|Avg: HK$23,828 HKD|-3.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 3HK$18,245 HKD
Retailer 4HK$21,169 HKD
Retailer 2HK$22,078 HKD
MOH LondonHK$29,731 HKD

28 data points across 4 retailers

3 retailersHK$18,245 HKD to HK$29,731 HKD

A
Cheapest Retailer
-
HK$18,245 HKD
B+
Retailer 2
-
HK$22,078 HKD
View
Most Expensive
B
MOH London
1EB29288E · Nov 2
HK$29,731 HKD
£2,987 GBP
View
2 more retailers have this diamond
Prices start from HK$18,245 HKDSave up to HK$11,486 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.

A
1.21ct Emerald
HK$18,245 HKD