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Emerald|Natural|GIA

1.50ct I SI1 Emerald Natural Diamond

EX • I/SI1 • GIA 1559424125

Certificate GIA 1559424125

Diamond specifications and retailer prices

From £2,480 GBP
₹316,480 INR
As of October 31, 2026
Save £730 GBP (23%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £3,210 GBP at GemTrove · As of October 31, 2026
View at GemTrove

About this 1.5ct natural emerald diamond

This 1.5ct natural emerald sits in the one-and-a-half to two 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 1559424125. Listed at 8 retailers as of October 31, 2026, with prices from £2,480 to £3,210, a £730 spread on the same certified stone. GemTrove lists it at £3,210. 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

1.50
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1559424125
Dimensions7.76 × 5.56 × 3.68 mm
L/W Ratio1.40
Culet sizeNone
Key to symbols
Feather, Crystal, Cavity, Pinpoint
Top View
7.76 mm5.56 mm1.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559424125
Side View
Table 68.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 66.3%

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: Oct 31
Current: £2,553 GBP|Low: £2,343 GBP|High: £3,015 GBP|Avg: £2,681 GBP|+5.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 2£2,480 GBP
Retailer 3£2,508 GBP
Retailer 1£2,553 GBP
Retailer 6£2,596 GBP
Retailer 5£2,666 GBP
Retailer 4£2,706 GBP

45 data points across 6 retailers

8 retailers£2,480 GBP to £3,210 GBP

A
Cheapest Retailer
-
£2,480 GBP
₹316,480 INR
A
Retailer 2
-
£2,508 GBP
$3,361 USD
View
A
Retailer 3
-
£2,553 GBP
$3,421 USD
View
Final sale: no returns
A
Retailer 4
-
£2,596 GBP
MYR 14,167 MYR
View
A
Retailer 5
-
£2,666 GBP
SGD 4,827 SGD
View
A
Retailer 6
-
£2,706 GBP
View
A
Retailer 7
-
£3,123 GBP
A$6,438 AUD
View
Most Expensive
B+
GemTrove
GT-N-01260889-98 · Oct 31
£3,210 GBP
A$6,618 AUD
View
7 more retailers have this diamond
Prices start from £2,480 GBPSave up to £730 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
1.50ct Emerald
£2,480 GBP