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Round|Lab Grown|IGI

1.89ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG778691335

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778691335

Diamond specifications and retailer prices

From $834 SGD
$651 USD
As of October 29, 2026
Save $5,869 SGD (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $6,703 SGD at Brilliant Earth · As of October 29, 2026
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 23 retailers as of October 29, 2026, with prices from $834 to $6,703, a $5,869 spread on the same certified stone. Brilliant Earth lists it at $6,703. 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
Colour
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

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $6,703 SGD|Low: $933 SGD|High: $6,703 SGD|Avg: $2,429 SGD
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
October 29, 2026
Retailer 6$933 SGD
Retailer 11$1,198 SGD
Retailer 4$1,300 SGD
Retailer 2$1,542 SGD
Retailer 8$1,576 SGD
Retailer 14$1,580 SGD
Retailer 9$1,778 SGD
Retailer 10$2,408 SGD
Retailer 12$2,472 SGD
Retailer 13$3,125 SGD
Retailer 3$3,265 SGD
Retailer 5$3,537 SGD
Retailer 7$4,099 SGD
Brilliant Earth$6,703 SGD

43 data points across 14 retailers

23 retailers$834 SGD to $6,703 SGD

A
Cheapest Retailer
-
$834 SGD
$651 USD
A
Retailer 2
-
$907 SGD
$708 USD
View
A
Retailer 3
-
$933 SGD
$728 USD
View
Final sale: no returns
A
Retailer 4
-
$968 SGD
$755 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$968 SGD
$755 USD
View
A
Retailer 6
-
$1,132 SGD
HK$6,900 HKD
View
A
Retailer 7
-
$1,198 SGD
$935 USD
View
A
Retailer 8
-
$1,300 SGD
$1,014 USD
View
A
Retailer 9
-
$1,542 SGD
£947 GBP
View
A
Retailer 10
-
$1,576 SGD
€1,171 EUR
View
A
Retailer 11
-
$1,580 SGD
$1,233 USD
View
B+
Retailer 12
-
$1,778 SGD
ZAR 22,413 ZAR
View
B+
Retailer 13
-
$1,819 SGD
$1,419 USD
View
B+
Retailer 14
-
$2,408 SGD
A$2,890 AUD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
$2,472 SGD
$1,929 USD
View
B+
Retailer 16
-
$2,721 SGD
$2,123 USD
View
B+
Retailer 17
-
$3,125 SGD
$2,438 USD
View
B
Retailer 18
-
$3,265 SGD
View
B
Retailer 19
-
$3,302 SGD
$2,576 USD
View
B
Retailer 20
-
$3,339 SGD
$2,605 USD
View
B
Retailer 21
-
$3,374 SGD
$2,633 USD
View
B
Retailer 22
-
$4,099 SGD
£2,518 GBP
View
Most Expensive
B
Brilliant Earth
19064225A · Oct 29
$6,703 SGD
$5,230 USD
View
22 more retailers have this diamond
Prices start from $834 SGDSave up to $5,869 SGD

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
1.89ct Round
$834 SGD