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Oval|Natural|GIA

1.50ct G SI1 Oval Natural Diamond

EX • G/SI1 • GIA 1547190891

Certificate GIA 1547190891

Diamond specifications and retailer prices

From £4,121 GBP
As of November 6, 2026
Save £1,094 GBP (21%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £5,215 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.5ct natural oval diamond

This 1.5ct natural oval 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 1547190891. Listed at 5 retailers as of November 6, 2026, with prices from £4,121 to £5,215, a £1,094 spread on the same certified stone. GemTrove lists it at £5,215. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1547190891
Dimensions8.80 × 6.52 × 4.14 mm
L/W Ratio1.35
Culet sizeNone
Key to symbols
Feather, Twinning Wisp, Cloud, Crystal, Needle, Indented Natural
Top View
8.80 mm6.52 mm1.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1547190891
Side View
Table 62.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.5%

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 6
Current: £5,215 GBP|Low: £3,819 GBP|High: £5,215 GBP|Avg: £4,491 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 2£4,121 GBP
Retailer 4£4,213 GBP
Retailer 7£4,259 GBP
Retailer 5£4,350 GBP
Retailer 3£4,408 GBP
Retailer 6£4,437 GBP
GemTrove£5,215 GBP

46 data points across 7 retailers

5 retailers£4,121 GBP to £5,215 GBP

A
Cheapest Retailer
-
£4,121 GBP
Retailer 2
-
£4,213 GBP
View
Price last confirmed 17 days ago
Retailer 3
-
£4,259 GBP
View
Price last confirmed 23 days ago
Retailer 4
-
£4,408 GBP
View
Price last confirmed 15 days ago
Most Expensive
B+
GemTrove
GT-N-01286280-98 · Nov 6
£5,215 GBP
A$10,738 AUD
View
4 more retailers have this diamond
Prices start from £4,121 GBPSave up to £1,094 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 Oval
£4,121 GBP