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Round|Lab Grown|IGI

1.89ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG778691335

Certificate IGI LG778691335

Diamond specifications and retailer prices

From $728 USD
Save $4,662 USD (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,390 USD at Brilliant Earth
View at Brilliant Earth

About this 1.89ct lab-grown round diamond

This 1.89ct lab-grown round 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 LG778691335 or 778691335. Listed at 19 retailers, with prices from $728 to $5,390 at Brilliant Earth, a $4,662 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

1.89
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778691335
Dimensions7.89 × 7.94 × 4.90 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
7.89 mm7.94 mm1.89 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778691335
Side View
Table 57.0%Crown 34.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.0%

Caratlytics Score

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

Price History

Last verified: Oct 1
Current: $5,390 USD|Low: $519 USD|High: $5,390 USD|Avg: $1,968 USD
Brilliant Earth
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
October 1, 2026
Retailer 4$728 USD
Retailer 16$1,014 USD
Retailer 11$1,172 USD
Retailer 2$1,208 USD
Retailer 10$1,233 USD
Retailer 5$1,350 USD
Retailer 14$1,360 USD
Retailer 6$1,419 USD
Retailer 8$1,860 USD
Retailer 13$1,886 USD
Retailer 15$2,547 USD
Retailer 9$2,605 USD
Retailer 7$2,633 USD
Retailer 3$2,704 USD
Retailer 17$2,760 USD
Retailer 12$3,219 USD
Brilliant Earth$5,390 USD

38 data points across 17 retailers

19 retailers$728 USD to $5,390 USD

A
Cheapest Retailer
-
$728 USD
A
Retailer 2
-
$883 USD
HK$6,900 HKD
View
Price last confirmed 27 days ago
A
Retailer 3
-
$1,014 USD
View
A
Retailer 4
-
$1,174 USD
£925 GBP
View
A
Retailer 5
-
$1,208 USD
€1,150 EUR
View
A
Retailer 6
-
$1,233 USD
View
B+
Retailer 7
-
$1,350 USD
View
B+
Retailer 8
-
$1,360 USD
ZAR 21,973 ZAR
View
B+
Retailer 9
-
$1,419 USD
View
B+
Retailer 10
-
$1,860 USD
View
B+
Retailer 11
-
$1,886 USD
A$2,901 AUD
View
B
Retailer 12
-
$2,547 USD
SGD 3,442 SGD
View
B
Retailer 13
-
$2,605 USD
View
B
Retailer 14
-
$2,633 USD
View
B
Retailer 15
-
$2,704 USD
View
B
Retailer 16
-
$2,760 USD
View
B
Retailer 17
-
$2,857 USD
View
B
Retailer 18
-
$3,219 USD
£2,535 GBP
View
Most Expensive
B
Brilliant Earth
19064225A · Oct 1
$5,390 USD
View
18 more retailers have this diamond
Prices start from $728 USDSave up to $4,662 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
1.89ct Round
$728 USD