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Round|Lab Grown|GSI

1.77ct E SI2 Round Lab Grown Diamond

ID • E/SI2 • GSI 98843800101

Certificate GSI 98843800101

Diamond specifications and retailer prices

From $929 CAD
$664 USD
As of October 29, 2026
Save $2,419 CAD (72%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $4,682 CAD at MOH London · As of October 25, 2026
View at MOH London

About this 1.77ct lab-grown round diamond

This 1.77ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GSI 98843800101. Listed at 5 retailers as of October 27, 2026, with a 260% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.77
Carat
E
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabGSI
CertificateGSI 98843800101
Dimensions7.73 × 7.67 × 4.80 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.73 mm7.67 mm1.77 ctE / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGSI 98843800101
Side View
Table 62.3%Crown 35.5°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 56.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,682 CAD|Low: $893 CAD|High: $4,737 CAD|Avg: $2,592 CAD|+0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 25, 2026
Retailer 2$929 CAD
Retailer 4$1,012 CAD
Retailer 3$2,730 CAD
Retailer 6$2,918 CAD
Retailer 5$3,348 CAD
MOH London$4,682 CAD

13 data points across 6 retailers

5 retailers$929 CAD to $3,348 CAD

B+
Cheapest Retailer
-
$929 CAD
$664 USD
B+
Retailer 2
-
$1,012 CAD
$723 USD
View
C
Retailer 3
-
$2,730 CAD
$1,950 USD
View
C
Retailer 4
-
$3,348 CAD
$2,392 USD
View
Most Expensive
MOH London
98843800101 · Oct 25
$4,682 CAD
£2,634 GBP
View
Price under review
4 more retailers have this diamond
Prices start from $929 CADSave up to $2,419 CAD

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+
1.77ct Round
$929 CAD