CaratHunter
Plans
Emerald|Natural|GIA

0.78ct E SI2 Emerald Natural Diamond

EX • E/SI2 • GIA 1565056775

Certificate GIA 1565056775

Diamond specifications and retailer prices

From £689 GBP
As of November 4, 2026
Save £300 GBP (30%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £989 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 0.78ct natural emerald diamond

This 0.78ct natural emerald sits in the just-under-one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1565056775. Listed at 5 retailers as of November 4, 2026, with prices from £689 to £989, a £300 spread on the same certified stone. GemTrove lists it at £989. 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

0.78
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1565056775
Dimensions6.12 × 4.36 × 2.94 mm
L/W Ratio1.40
Culet sizeNone
Key to symbols
Cloud, Crystal
Top View
6.12 mm4.36 mm0.78 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1565056775
Side View
Table 67.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.3%

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 4
Current: £989 GBP|Low: £577 GBP|High: £989 GBP|Avg: £780 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 3£689 GBP
Retailer 5£730 GBP
Retailer 4£768 GBP
Retailer 2£774 GBP
GemTrove£989 GBP

42 data points across 5 retailers

5 retailers£689 GBP to £989 GBP

A
Cheapest Retailer
-
£689 GBP
Final sale: no returns
A
Retailer 2
-
£730 GBP
View
A
Retailer 3
-
£768 GBP
View
A
Retailer 4
-
£774 GBP
View
Most Expensive
B+
GemTrove
GT-N-01255250-98 · Nov 6
£989 GBP
A$2,048 AUD
View
4 more retailers have this diamond
Prices start from £689 GBPSave up to £300 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
0.78ct Emerald
£689 GBP