CaratHunter
Plans
Marquise|Lab Grown|IGI

1.77ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG628407568

Certificate IGI LG628407568

Diamond specifications and retailer prices

From $1,315 USD
Save $9,105 USD (87%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $10,420 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 1.77ct lab-grown marquise diamond

This 1.77ct 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 IGI LG628407568 or 628407568. Listed at 25 retailers, with prices from $1,315 to $10,420 at Do Amore Diamonds, a $9,105 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.77
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628407568
Dimensions12.86 × 6.19 × 3.94 mm
L/W Ratio2.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.86 mm6.19 mm1.77 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628407568
Side View
Table 61.0%Crown 34.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 29
Current: $2,813 USD|Low: $1,210 USD|High: $7,043 USD|Avg: $3,063 USD|+1.9%
Retailer 1
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
September 29, 2026
Retailer 6$1,315 USD
Retailer 16$1,915 USD
Retailer 4$1,925 USD
Retailer 12$1,956 USD
Retailer 5$2,350 USD
Retailer 13$2,450 USD
Retailer 1$2,813 USD
Retailer 14$3,014 USD
Retailer 10$3,499 USD
Retailer 11$3,668 USD
Retailer 2$4,008 USD
Retailer 7$4,760 USD
Retailer 3$5,062 USD
Retailer 8$5,327 USD
Retailer 9$5,603 USD
Retailer 15$7,043 USD

33 data points across 16 retailers

25 retailers$1,315 USD to $10,420 USD

A
Cheapest Retailer
-
$1,315 USD
A
Retailer 2
-
$1,514 USD
View
A
Retailer 3
-
$1,647 USD
View
A
Retailer 4
-
$1,732 USD
View
A
Retailer 5
-
$1,915 USD
View
A
Retailer 6
-
$1,925 USD
View
B+
Retailer 7
-
$1,956 USD
View
B+
Retailer 8
-
$2,350 USD
View
B+
Retailer 9
-
$2,432 USD
HK$19,000 HKD
View
B+
Retailer 10
-
$2,450 USD
View
B+
Retailer 11
-
$2,820 USD
£2,220 GBP
View
B+
Retailer 12
-
$3,014 USD
€2,870 EUR
View
B+
Retailer 13
-
$3,188 USD
View
B+
Retailer 14
-
$3,499 USD
ZAR 56,528 ZAR
View
B+
Retailer 15
-
$3,634 USD
View
B+
Retailer 16
-
$3,668 USD
A$5,643 AUD
View
B
Retailer 17
-
$4,008 USD
£3,156 GBP
View
B
Retailer 18
-
$4,760 USD
View
B
Retailer 19
-
$5,062 USD
View
B
Retailer 20
-
$5,115 USD
View
B
Retailer 21
-
$5,327 USD
View
B
Retailer 22
-
$5,603 USD
£4,412 GBP
View
B
Retailer 23
-
$6,820 USD
View
B
Retailer 24
-
$7,043 USD
SGD 9,518 SGD
View
Most Expensive
B
Do Amore Diamonds
27-E398F2DD7 · Sep 30
$10,420 USD
View
24 more retailers have this diamond
Prices start from $1,315 USDSave up to $9,105 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.

A
1.77ct Marquise
$1,315 USD