CaratHunter
Plans
Asscher|Natural|IGI

1.50ct G SI1 Asscher Natural Diamond

VG • G/SI1 • IGI 851618006

Shape and cutting style on the report: Square emerald cut

Certificate IGI 851618006

Diamond specifications and retailer prices

From £2,988 GBP
As of November 5, 2026
Save £2,980 GBP (50%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £5,969 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural asscher diamond

This 1.5ct natural asscher sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 851618006. Listed at 10 retailers as of November 5, 2026, with prices from £2,988 to £5,969, a £2,980 spread on the same certified stone. NZ Jewellers lists it at £5,969. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
G
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle45.3°
Pavilion angle42.5°
OriginNatural
Grading LabIGI
CertificateIGI 851618006
Dimensions5.95 × 5.76 × 4.59 mm
L/W Ratio1.03
Culet sizeNone
Top View
5.95 mm5.76 mm1.50 ctG / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateIGI 851618006
Side View
Table 66.0%Crown 45.3°Girdle: Very ThickPavilion 42.5°Culet: NoneDepth 79.7%

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 5
Current: £5,969 GBP|Low: £2,988 GBP|High: £5,969 GBP|Avg: £3,792 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 7£2,988 GBP
Retailer 2£3,210 GBP
Retailer 5£3,239 GBP
Retailer 4£3,417 GBP
Retailer 9£3,425 GBP
Retailer 10£3,666 GBP
Retailer 3£3,854 GBP
Retailer 6£3,953 GBP
Retailer 8£4,179 GBP
NZ Jewellers£5,969 GBP

3 data points across 10 retailers

10 retailers£2,988 GBP to £5,969 GBP

B+
Cheapest Retailer
-
£2,988 GBP
B+
Retailer 2
-
£3,210 GBP
View
B+
Retailer 3
-
£3,239 GBP
View
A
Retailer 4
-
£3,417 GBP
View
B+
Retailer 5
-
£3,425 GBP
View
B+
Retailer 6
-
£3,666 GBP
View
B+
Retailer 7
-
£3,854 GBP
View
B+
Retailer 8
-
£3,953 GBP
View
B+
Retailer 9
-
£4,179 GBP
View
Most Expensive
B
NZ Jewellers
cdc0df48-04a9-454e-a852-fa52e91ad333 · Nov 5
£5,969 GBP
$7,989 USD
View
9 more retailers have this diamond
Prices start from £2,988 GBPSave up to £2,980 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 Asscher
£2,988 GBP