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Emerald|Natural|GIA

1.51ct G SI1 Emerald Natural Diamond

EX • G/SI1 • GIA 1559514800

Certificate GIA 1559514800

Diamond specifications and retailer prices

From £2,913 GBP
₹371,749 INR
As of November 2, 2026
Save £812 GBP (22%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £3,725 GBP at GemTrove · As of November 2, 2026
View at GemTrove

About this 1.51ct natural emerald diamond

This 1.51ct natural emerald sits in the one-and-a-half to two carat band, graded G 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 1559514800. Listed at 8 retailers as of November 2, 2026, with prices from £2,913 to £3,725, a £812 spread on the same certified stone. GemTrove lists it at £3,725. 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

1.51
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1559514800
Dimensions7.76 × 5.53 × 3.67 mm
L/W Ratio1.40
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Twinning Wisp, Needle
Top View
7.76 mm5.53 mm1.51 ctG / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1559514800
Side View
Table 69.0%CrownGirdle: STK-THKPavilionCulet: 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: Nov 2
Current: £2,913 GBP|Low: £2,732 GBP|High: £3,804 GBP|Avg: £3,231 GBP|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 1£2,913 GBP
Retailer 7£2,982 GBP
Retailer 4£2,994 GBP
Retailer 3£3,097 GBP
Retailer 6£3,237 GBP
Retailer 2£3,250 GBP
Retailer 5£3,575 GBP

37 data points across 7 retailers

8 retailers£2,913 GBP to £3,725 GBP

A
Cheapest Retailer
-
£2,913 GBP
₹371,749 INR
A
Retailer 2
-
£2,982 GBP
$3,995 USD
View
A
Retailer 3
-
£2,994 GBP
$4,011 USD
View
A
Retailer 4
-
£3,097 GBP
$4,150 USD
View
Final sale: no returns
A
Retailer 5
-
£3,237 GBP
SGD 5,862 SGD
View
A
Retailer 6
-
£3,250 GBP
View
A
Retailer 7
-
£3,575 GBP
$4,790 USD
View
Most Expensive
B+
GemTrove
GT-N-01261435-98 · Nov 2
£3,725 GBP
A$7,678 AUD
View
7 more retailers have this diamond
Prices start from £2,913 GBPSave up to £812 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
1.51ct Emerald
£2,913 GBP