CaratHunter
Plans
Asscher|Lab Grown|IGI

3.77ct G VS1 Asscher Lab Grown Diamond

ID • G/VS1 • IGI LG644423180

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG644423180

Diamond specifications and retailer prices

From £1,077 GBP
As of November 2, 2026
2 retailers carry this diamond
Most expensive: £2,705 GBP at Rare Carat
View at Rare Carat

About this 3.77ct lab-grown asscher diamond

This 3.77ct lab-grown asscher sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG644423180 or 644423180. Listed at 2 retailers as of November 2, 2026. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.77
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG644423180
Dimensions8.74 × 8.52 × 5.45 mm
L/W Ratio1.03
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.74 mm8.52 mm3.77 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG644423180
Side View
Table 68.0%Crown 37.5°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 64.0%

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: £2,630 GBP|Low: £408 GBP|High: £4,739 GBP|Avg: £1,868 GBP|-2.8%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
March 25, 2026
Retailer 5£408 GBP
Retailer 3£448 GBP
Retailer 2£468 GBP
Retailer 6£664 GBP
Retailer 7£1,068 GBP
Retailer 4£1,639 GBP
Retailer 9£2,356 GBP
Rare Carat£2,630 GBP
Retailer 8£3,175 GBP

33 data points across 9 retailers

2 retailers

A
Cheapest Retailer
-
£1,077 GBP
Most Expensive
Rare Carat
92585-BB
£2,705 GBP
$3,630 USD
View
1 more retailer has this diamond
Prices start from £1,077 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
3.77ct Asscher
£1,077 GBP