Marquise|Lab Grown|GCAL

1.80ct E IF Marquise Lab Grown Diamond

EX • E/IF • GCAL 353406004

Certificate GCAL 353406004

Diamond specifications and retailer prices

From $3,346 USD
Save $5,776 USD (63%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $14,829 USD at Taylor and Hart
View at Taylor and Hart

About this 1.8ct lab-grown marquise diamond

This 1.8ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 353406004. Listed at 10 retailers, with a 173% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 353406004
Dimensions12.23 × 6.59 × 4.01 mm
L/W Ratio1.86
Culet sizeNone
Top View
12.23 mm6.59 mm1.80 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 353406004
Side View
Table 58.0%Crown 34.5°Girdle: THN-MEDPavilion 40°Culet: NoneDepth 60.8%

Caratlytics Score

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

Price History

Last verified: Oct 1
Current: $9,122 USD|Low: $1,317 USD|High: $14,851 USD|Avg: $5,867 USD|+1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Taylor and Hart
September 30, 2026
Retailer 10$1,317 USD
Retailer 3$3,050 USD
Retailer 8$3,346 USD
Retailer 6$3,749 USD
Retailer 4$4,440 USD
Retailer 5$4,440 USD
Retailer 7$4,486 USD
Retailer 2$4,722 USD
Retailer 11$4,789 USD
Retailer 1$9,122 USD
Retailer 9$13,110 USD
Taylor and Hart$14,829 USD

11 data points across 12 retailers

10 retailers$3,346 USD to $9,122 USD

B+
Retailer 1
-
$3,050 USD
Price last confirmed 18 days ago
B+
Retailer 2
-
$3,346 USD
View
B+
Retailer 3
-
$3,749 USD
A$5,768 AUD
View
B
Retailer 4
-
$4,440 USD
View
B
Retailer 5
-
$4,440 USD
View
B
Retailer 6
-
$4,486 USD
CA$6,230 CAD
View
B
Retailer 7
-
$4,722 USD
View
B
Retailer 8
-
$9,122 USD
£7,183 GBP
View
B
Retailer 9
-
$13,110 USD
View
Price under review
Most Expensive
B
Taylor and Hart
ZFNSNIP · Sep 30
$14,829 USD
View
Price under review
9 more retailers have this diamond
Prices start from $3,346 USDSave up to $5,776 USD

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.

B+
1.80ct Marquise
$3,346 USD