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Oval|Natural|GIA

1.56ct G SI2 Oval Natural Diamond

EX • G/SI2 • GIA 1539020234

Certificate GIA 1539020234

Diamond specifications and retailer prices

From £5,844 GBP
As of November 6, 2026
Save £1,778 GBP (23%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £7,622 GBP at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.56ct natural oval diamond

This 1.56ct natural oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1539020234. Listed at 6 retailers as of November 6, 2026, with prices from £5,844 to £7,622, a £1,778 spread on the same certified stone. 77 Diamonds lists it at £7,622. 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

1.56
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.76°
OriginNatural
Grading LabGIA
CertificateGIA 1539020234
Dimensions9.11 × 6.60 × 4.03 mm
L/W Ratio1.38
Culet sizeNone
Top View
9.11 mm6.60 mm1.56 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1539020234
Side View
Table 58.0%Crown 35.7°Girdle: MED-THKPavilion 39.76°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 6
Current: £7,622 GBP|Low: £5,765 GBP|High: £7,747 GBP|Avg: £6,945 GBP|+0.8%
77 Diamonds
Retailer 2
Retailer 3
November 6, 2026
Retailer 3£5,844 GBP
Retailer 2£7,310 GBP
77 Diamonds£7,622 GBP

31 data points across 3 retailers

6 retailers£5,844 GBP to £7,622 GBP

B+
Cheapest Retailer
-
£5,844 GBP
B+
Retailer 2
-
£6,128 GBP
View
B+
Retailer 3
-
£6,344 GBP
View
B
Retailer 4
-
£7,310 GBP
View
Retailer 5
-
£7,310 GBP
View
Price last confirmed 16 days ago
Most Expensive
B
77 Diamonds
OVZUYPVUTTT · Nov 6
£7,622 GBP
View
5 more retailers have this diamond
Prices start from £5,844 GBPSave up to £1,778 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.

B+
1.56ct Oval
£5,844 GBP