Round|Lab Grown|GIA

1.77ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • GIA 6492006652

Certificate GIA 6492006652

Diamond specifications and retailer prices

From €625 EUR
$698 USD
As of October 29, 2026
Save €1,412 EUR (69%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,849 EUR at MOH London · As of October 26, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6492006652. Listed at 16 retailers as of October 29, 2026, with a 226% 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginLab Grown
Grading LabGIA
CertificateGIA 6492006652
Dimensions7.75 × 7.73 × 4.80 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
7.75 mm7.73 mm1.77 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6492006652
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.0%

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: Oct 29
Current: €2,849 EUR|Low: €546 EUR|High: €2,977 EUR|Avg: €1,161 EUR|-4.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 12€625 EUR
Retailer 10€679 EUR
Retailer 16€724 EUR
Retailer 17€724 EUR
Retailer 5€752 EUR
Retailer 3€882 EUR
Retailer 13€917 EUR
Retailer 9€971 EUR
Retailer 4€1,016 EUR
Retailer 2€1,099 EUR
Retailer 6€1,177 EUR
Retailer 7€1,321 EUR
Retailer 15€1,343 EUR
Retailer 8€1,745 EUR
Retailer 11€1,785 EUR
Retailer 14€2,037 EUR
MOH London€2,849 EUR

37 data points across 17 retailers

16 retailers€625 EUR to €2,037 EUR

A
Cheapest Retailer
-
€625 EUR
$698 USD
B+
Retailer 2
-
€679 EUR
$759 USD
View
B+
Retailer 3
-
€724 EUR
$809 USD
View
Retailer 4
-
€724 EUR
$809 USD
View
Price last confirmed 21 days ago
B+
Retailer 5
-
€752 EUR
$840 USD
View
B+
Retailer 6
-
€882 EUR
$985 USD
View
Retailer 7
-
€917 EUR
$1,025 USD
View
Price last confirmed 14 days ago
B
Retailer 8
-
€1,016 EUR
$1,135 USD
View
B
Retailer 9
-
€1,099 EUR
£967 GBP
View
B
Retailer 10
-
€1,177 EUR
$1,315 USD
View
B
Retailer 11
-
€1,321 EUR
$1,476 USD
View
Retailer 12
-
€1,343 EUR
£1,182 GBP
View
Price last confirmed 15 days ago
B
Retailer 13
-
€1,745 EUR
$1,950 USD
View
B
Retailer 14
-
€1,785 EUR
$1,994 USD
View
B
Retailer 15
-
€2,037 EUR
$2,276 USD
View
Most Expensive
MOH London
6492006652 · Oct 26
€2,849 EUR
£2,506 GBP
View
Price under review
15 more retailers have this diamond
Prices start from €625 EURSave up to €1,412 EUR

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
1.77ct Round
€625 EUR